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INVENTORY MANAGEMENT
INTRODUCTION: •What is inventory?
•Why is inventory important in supply chain management?
•The five rights with focus on the right QUANTITY
Inventory and Warehouse Management for Business Professionals 2014
Inventory and Warehouse Management for Business Professionals 2014
The institute of Logistics and Transport defines
inventory as a term used to describe :
•All the goods and materials held by the organization for sale or use.
• A list of items held in stock.
An alternative definition is ; materials in a supply chain or in a
segment of a supply chain , expressed in quantities , locations and or
values , also called stock
Inventory and Warehouse Management for Business Professionals 2014
CASE EXAMPLE:
Power generation company : inventory is classified as materials used
to support the power generation activity and consists of Stock, Non
stock and special items inventory
Inventory and Warehouse Management for Business Professionals 2014
Why is inventory important in supply chain management? A supply chain is the process that involves the creation or manufacture
of a finished good or product from raw material stage. It involves
many processes of which materials or stock must be a part of.
Inventory might be responsible for the very existence of a supply
chain as materials and the proper management of materials promotes
customer satisfaction and eventual profit.
Inventory and Warehouse Management for Business Professionals 2014
The five rights with focus on the right QUANTITY
The course work seeks to discuss ways of holding the right
quantity or just the right amount of inventory for the job. The
right quantity must emphasize the right amount of stock to hold
at any given time without any negative impact to the
organization..
Inventory and Warehouse Management for Business Professionals 2014
In a popular store on High street San Fernando, stock levels have
been experiencing a very high turnover rating. Outline two
advantages and two disadvantages of this behavior to the
organization.
My Question
Inventory and Warehouse Management for Business Professionals 2014
- Inventory Manager as a Money Manager
- Inventories place on the Organization Balance Sheet
- Inventory Management Cycle
Inventory and Warehouse Management for Business Professionals 2014
Inventory manager as a money manager
Inventories reflect capital tied up in stock. In other words, inventory
or monies spent on stock can be used for something else. This cost
can be used to pay bills, wages, salaries, bonuses and monies can also
be reused for the purchase of some viable capital equipment or future
investment.
Apart from this, it is difficult to convert inventory immediately into
cash. Take for instance a warehouse filled with bearings some 15
years old or a roll on roll off dealer with 20 cars - wanting to get cash
the following day to pay off a loan with the intention of selling off
stock. In most cases it is highly unlikely .
Inventory and Warehouse Management for Business Professionals 2014
Before we get to the cost of holding stock, it is important that we
observe as managers, the growth of our inventories and seek
answers from users / stakeholders for growth. When inventory
grows, the holding cost and the high value on the balance sheet also
grows. See below.
Inventory and Warehouse Management for Business Professionals 2014
Coca Candy LTD January 1st December 25th Increase/Decrease
Increase/Decrease
TT
Mexican plant $ 68,631,047.75 $ 72,962,594.94 $ 4,331,547.19 6%
Trinidad plant $ 45,111,168.70 $ 46,809,635.37 $ 1,698,466.67 4%
Jamaica plant $ 76,449,057.46 $ 84,945,118.30 $ 8,496,060.84 11%
Sub total $ 190,191,273.91 $ 204,717,348.61 $ 14,526,074.70 8%
Bahamas plant $ 17,156,821.44 $ 26,979,649.65 $ 9,822,828.21 57%
GRAND TOTAL $ 207,348,095.35 $ 231,696,998.26 $ 24,348,902.91 12%
TOTALS IN $US $ 32,912,396.09 $ 36,777,301.31 $ 3,864,905.22
Inventory and Warehouse Management for Business Professionals 2014
So if you were the finance director of this candy producing firm ,
with head office based in Frankfurt Germany would you not be
interested in the reasons for the rise in stock valuations ? You ought
to be especially when it’s a private company and the main objective
is the profit motive with share holders to satisfy all over the world.
So let’s play.
You are the director.
What are your questions.
Inventory and Warehouse Management for Business Professionals 2014
I'm the director and these are my questions.
Inventory and Warehouse Management for Business Professionals 2014
•Why have stock values increased at all plants
•Were increases justified? That is was there a major job done on one
of the candy machines?
•Did planning not get it right causing us to remain with surplus
inventory?
•Has inflation impacted on stock values? What is the inflation rate?
•Have suppliers increased prices?
•Have we increased min max on some inventories ?
•Have we expanded our operation ?
Inventory and Warehouse Management for Business Professionals 2014
And then there is the cost that comes with it.
•The cost of capital . If money is borrowed for such purpose then interest
would be incurred on money borrowed. On the other hand if money has
not been borrowed then interest would not be gained on funds used
(opportunity cost)
•Overheads. Lighting, security, heating , rentals, leasing etc
•Stock management. Management of inventory comes with a cost. Such
would include inventory software such as maximo, personnel that are
qualified
•Stores security and insurance. Cost to insure inventory.
•Stock deterioration , loss and obsolescence.
Inventory and Warehouse Management for Business Professionals 2014
•Stock deterioration , loss and obsolescence.
Inventory and Warehouse Management for Business Professionals 2014
Reasons for having inventory. Is it necessary in
your organization ?
Inventory and Warehouse Management for Business Professionals 2014
•Reduce risk of supplier failure.
•To protect against lead time uncertainty
•Hedge against shortages
•To take advantage of discounts
•To meet unexpected demands
Inventory and Warehouse Management for Business Professionals 2014
Inventories place on the Organization Balance Sheet
Inventories are reflected in the balance sheet of the organization’s accounts. It is also part of the current assets of the balance sheet. Inventories can consist of raw material , finished goods and work in progress. Inventories can be seen often, as capital tied up in stock since it is difficult to convert inventory immediately into cash as mentioned earlier. Liquidity. Like the acid and quick ratios which are calculated to determine how liquid or to determine if a firm can meet its debts efficiently, Inventory, through the use of a stock turnover calculation, tells the business if its stock is turning over fast enough. In other words, is the stock selling?, is it moving? If inventory has a poor turn over ratio then its not good for the business.
Inventory and Warehouse Management for Business Professionals 2014
But we’ve got some questions ?
1. Why, is a faster turn over better ?
2. Why my inventory isn't turning over fast ?
3. Any solutions for faster stock turn ?
Inventory and Warehouse Management for Business Professionals 2014
Inventories place on the Organization Balance Sheet. Where can we find it?
THE BALANCE SHEET Balance sheet can be defined as – A STATEMENT WHICH TELL US WHERE THE COMPANY MONEY IS INVESTED AND WHERE IT CAME FROM. IT WILL SHOW THE DEGREE OF RISK ASSOCIATED WITH THE MONEY INVESTED IN A BUSINESS
Inventory and Warehouse Management for Business Professionals 2014
HOW A BALANCE SHEET IS MADE UP ASSETS – WHERE THE COMPANY MONEY IS COMING FROM AND LIABILITIES WHICH SHOWS THE SOURCE OF FINANCE FOR THE FIRM. THEY CAN BE LONG TERM AND SHORT TERM
FIXED CURRENT
Inventory and Warehouse Management for Business Professionals 2014
FIXED ASSETS – LONG TERM INVESTMENTS (LAND BUILDING CAPITAL EQUIPMENT)
CURRENT ASSETS – STOCK , CASH ,DEBTORS (MONEY OWED TO SUPPLIER)
Inventory and Warehouse Management for Business Professionals 2014
XLP CONSTRUCTION LTD PROFIT AND LOSS ACCOUNT
2011 2012 2013
TURNOVER (SALES REVENUE ) 6100 6500 6750
COST OF SALES (COST OF PRODUCTION) 5400 5850 6025
GROSS PROFIT (TURNOVER - COST OF PRODUCTION) 700 650 725
SELLING , DISTRIBUTION, ADMIN EXPENSES 60 75 95
PROFIT BEFORE INTEREST AND TAX (GROSS - EXPENSES) 640 575 630
INTEREST PAYABLE 45 68 76
TAXATION PAYABLE 270 250 230
PROFIT AFTER INTEREST AND TAX 325 257 324
DIVIDENDS PAID 125 112 164
RESERVES (RETAINED PROFIT FOR THE YEAR) 200 145 160
P&L ACCOUNTS - A financial statement that summarizes the revenues, costs and expenses incurred during a specific period of time. Investopedia
Inventory and Warehouse Management for Business Professionals 2014
BALANCE SHEET XLP CONSTRUCTION 2011 2012 2013
FIXED ASSETS
PROPERTY 400 845 1325
PLANT AND EQUIPMENT 1200 1350 2250
CURRENT ASSETS
STOCK 1000 1050 1450
DEBTORS (MONEY OWED BY SUPPLIER CUSTOMERS OR MONEY OWED TO THE SUPPLIER) 1400 1300 1850
CASH 50 250 0
CURRENT LIABILITIES
CREDITORS( MONEY OWED BY SUPPLIER TO SUPPLIERS) 1100 1400 1600
TAX OWING (MONEY OWED TO GOVERNMENT) 270 250 230
DIVIDENDS OWING(PROFITS ISSUED TO SHAREHOLDERS) 100 120 60
BANK DRAFT 900
LONG TERM LIABILITIES
LONG TERM LOANS 400 500 1100
SHARE CAPITAL (MONEY INVESTEDBY SHAREHOLDERS) 800 1000 1300
RESERVES ( MONEY REINVESTED IN BUSINESS WHICH IS BALANCE FROM P&L ACCOUNT) 1380 1525 1685 Inventory and Warehouse Management
for Business Professionals 2014
Inventory and Warehouse Management for Business Professionals 2014
Using the information provided along with the formula sheet, let’s calculate the following ratios which involves stock or inventories in some way. Our intention here is to show how stock can impact a company’s performance.
Inventory and Warehouse Management for Business Professionals 2014
• The Profit Impact of Good Inventory Management • - Reasons for having inventory • - The Life Cycle of Inventory • - Objectives of Inventory Management • - The Cost of Carrying Inventory (K- Cost) • - Stock Valuation Methods
Inventory and Warehouse Management for Business Professionals 2014
• The Profit Impact of Good Inventory Management
Recently, our exercise with the balance sheet and Profit and Loss Accounts afforded the inventory manager or supply chain professional, the ability to now determine the financial importance of inventory to the business. Further, we can all agree , that inventory values, if not managed, can lead to : • Stock deterioration • Obsolescence • Firm’s inability to pay suppliers and employees • Theft • And many other issues. The above can easily be translated into a weakening profit margin as not only would the inventory be dead capital which can be used elsewhere, but can lead to firm now having to borrow funds for example, to meet these debts. As we know , loans can attract high interest, further cutting profits
Inventory and Warehouse Management for Business Professionals 2014
Reasons for Holding inventory
There might be many reasons to suggest why a firm must hold inventories. If given the choice, Ohno (1978); Womack and Jones (1994), major contributors of lean inventory, may not want firms to hold inventory at any given time. However, any reason for holding inventory, must come with sufficient justification. Why ? Because lean thinking seems to drive a firms competitive advantage ((Wang and Huzzard 2011; Corbett 2007; Wong and Wong 2011; Ravet 2011; Oliver 2003; Taylor 2006; Alukal 2003; Cudney 2011; Womack and Jones 1994). Lean here can be achieved by the way a firm manages inventory holdings. So let’s think this out and answer the question our selves.
Inventory and Warehouse Management for Business Professionals 2014
MARKET SECTOR DESCRIPTONYES TO
INVENTORIES?
NO TO
INVENTORIES? REASON FOR ANSWER
SERVICE AIRLINE
ENERGY POWER PLANT IN TRINIDAD
MANUFACTURING ANGOSTURA
SERVICE USED CAR DEALER IN TRINIDAD
CHEMICAL ATLANTIC LNG
SERVICE COURTS
SERVICE KFC
Inventory and Warehouse Management for Business Professionals 2014
DEFINE YOUR INVENTORY LIFE CYCLE AND EXPLORE WAYS OF : REDUCING ENVIRONMENTAL IMPACT INCREASING PROFIT ADDING GREATER VALUE TO CUSTOMER WHEN PURCHASED
Inventory and Warehouse Management for Business Professionals 2014
Objectives of Inventory management – Viale’s four objectives
1. Maximizing Customer Service.
2. Maximizing the firm’s profit
3. Maximizing supply chain efficiency
4. Minimizing (where possible) inventory investment
Let’s discuss each of them in the context of our working environment
Inventory and Warehouse Management for Business Professionals 2014
The Cost of Holding Inventories
1. Cost of Capital - inventory tied up in stock
2. Overheads – heating, lighting, staff
3. Stock Management – cost to manage stock for eg VMI, Software such as Maximo, personnel
4. Insurance – insurance for high value inventory spares and inventory in general
5. Theft 1. Obsolescence
certificate in inventory management - 2011
This afternoon we are going to discuss the many ways of costing
inventory in an organization. It is important to note that because
inventory is transacted every day through issues, receipts, returns
etc, changes in cost may occur. Also, for various reasons different
methods have been chosen to cost inventory.
Inventory and Warehouse Management for Business Professionals 2014
certificate in inventory management - 2011
Stock valuation in action
row 4 blades for GT Z1 Lantana Power plant
date received unit price received qty unit issued quantity units in stock quantity 1st jan $ 15,000.00 40 40
1st April 20 20 1st may 10 10
1st July $ 18,000.00 40 50 1st sept 30 20
Inventory and Warehouse Management for Business Professionals 2014
certificate in inventory management - 2011
FIFO value of
issued stock 1st april 20 @ $ 15,000.00 $ 300,000.00 1st may 10 @ $ 15,000.00 $ 150,000.00
1st sept 10 @ $ 15,000.00 $ 150,000.00 (30 to be issued)
20 @ $ 18,000.00 $ 360,000.00 $ 960,000.00
Inventory and Warehouse Management for Business Professionals 2014
certificate in inventory management - 2011
LIFO
value of issued stock
1st april 20 @ $ 15,000.00 $ 300,000.00
1st may 10 @ $ 15,000.00 $ 150,000.00
1st sept 30 @ $ 18,000.00 $ 540,000.00 (REMEMBER RECEIPT IN JULY)
$ 990,000.00
Inventory and Warehouse Management for Business Professionals 2014
certificate in inventory management - 2011
Stock : determination of demand.
seasonal demand
What items are likely to be in demand during this Easter period.
What is demand
What is dependant and independent demand
2013
certificate in inventory management - 2011
A pharmaceutical firm offers a new drug:
The firm can try to predict demand for the drug, or even try to
manipulate demand through pricing incentives and other
marketing efforts, BUT… …ultimately, demand is determined
by the marketplace.
An item whose demand is:
Tied directly to the demand or production level of another
item
Dependent demand items, and the systems for managing them,
are usually most relevant to manufacturers
2013
certificate in inventory management - 2011
Suppose the pharmaceutical firm decides to manufacture 15,000
bottles of the new drug every other week based on a forecast of
the independent demand.
Based on this, the firm knows exactly how many bottles and caps
are needed and when because the demand for these items is
dependent on the production schedule of 15,000 bottles every
other week.
The bottles and caps are dependent demand items because
1) the firm controls their demand through the production
schedule, and
2) their demand is tied to the production of finished bottles.
2013
certificate in inventory management - 2011
An item has independent demand when we can’t control it or tie it
directly to another item’s demand
An item has dependent demand when the demand for an item is
controlled directly, or tied to the production of something else.
Independent demand and dependent demand items require very
different solutions.
In the remainder of this section, we will discuss two classic
independent demand systems.
2013
certificate in inventory management - 2011
Independent and dependent demand
Demand may be either independent or dependent.1) Independent
demand for an item is influenced by market conditions and not
related to production decisions for any other item held in stock. In
manufacturing, only end items,
ie, the final product sold to the customer, have exclusively
independent demand.
2) Dependent demand for an item derives from the product
decisions for its ‘parents’. The term ‘parent’ is an item
manufactured from one or more component items. A table, for
example, is a parent made from a top, legs and fasteners. A
component is one item that goes through one or more operations to
be transformed into a parent
2013
certificate in inventory management - 2011
Independent demand
• can only be estimated
• although fluctuating with random market influences,
usually demonstrates a continuous and definable pattern.
Dependent demand
• derives from production decisions for its parents and can
therefore be forecast
• due to the practice of scheduling manufacturing in lots,
is usually discontinuous and ‘lumpy’.
certificate in inventory management - 2011
Before an effective system of inventory control can be
implemented it is essential to analyse, from records of usage,
what has been the trend of demand for a given item of stock over
an approximate period of time with a view to forecasting future
requirements.
The two most common approaches are detailed below:
Forecasting
2013
certificate in inventory management - 2011
Moving averages. A moving average is an artificially constructed
time series in which each annual (or monthly, daily, etc) figure is replaced by the
average or mean of itself and values corresponding to a number of preceding
and succeeding periods. There is no precise rule about the number of periods
to use when calculating a moving average. The most suitable, obtained by trial
and error, is that which best smoothes out fluctuations. A useful guide is to use
the number of periods between consecutive peaks and troughs.
For example the usage of a ‘dongle’ for six successive periods was
83,85,90,86,102 and 108. If a five period moving average is required, the
average of the first term will be:
83+85+90+86+102 = 89.2
5
The average for the second term will be:
85+90+86+102+108 = 94.2
5
2013
certificate in inventory management - 2011
PARETO ANALYSIS AND SUPPLY CHAIN MANAGEMENT
The Pareto principle serves as the basis for ABC analysis (also known as the 80/20 or 90/10 rule) with which it is often, though not entirely accurately, regarded as synonymous. ABC analysis may be defined as: `The application of Pareto's principle to the analysis of supply data. If items in a store are arranged in descending order of usage-value and the cumulative number of items are plotted against the cumulative usage-value the result would be (expected to) show a curve of the general form associated with Pareto's Principle.’
2013
ABC Classification
A - very important
B - mod.
Important
C - least important
Annual
$ volume
of items
A
B
C
High
Low
Few Many Number of Items
Classifying inventory according to some measure of
importance and allocating control efforts accordingly.
2013
certificate in inventory management - 2011
In a store, stock may be categorized in broad accordance with the
Pareto principle as follows:
Group A: Items that account for 10% of total volume, but
account for 60% of total
stock value.
Group B: Items that account for 30% of stock volume, and
account for 30% of stock
value.
Group C: Items that account for 60% of total stock volume, but
only account for
10% of total stock value.
2013
You are carrying out a pareto analysis of your inventory. Lets illustrate on graph
75% of the cost of (turbines) spares contribute to 15% of cost of inventory.
(category A )
15% of the cost of (bearings) spares is concentrated in 10% of the service
range.(category B)
10% of the cost of (rivets and nuts) spares contribute to 75% in volume of spares.
(category C)
TASK:
a) Construct a standard pareto classification distribution graph that categorizes
the distribution above. (10 marks)
b) Explain why this type of analysis is important for inventory .
2013
0
10
20
30
40
50
60
70
80
90
100
15 25 30
40
50
60
70
80
90
100
A
B
C
Cost
of
invento
ry
Inventory volume 2013
Inventory and Warehouse Management for Business Professionals 2014
• Identifying Different Forecasting Techniques (MOVING AVERAGES
STANDARD DEVIATION)
- Inventory Management vs. Inventory Control
• Reorder Point Systems / Stock replenishment ( DEPENDENT DEMAND METHOD)
- Economic Order Quantity (DEPENDENT DEMAND METHOD)
- Safety Stock and Service Levels
- Stock Classification Systems (ABC ANALYSIS)
- Inventory Monitoring and Control (TWO BIN SYSTEM)
• - Stock coding systems
Inventory and Warehouse Management for Business Professionals 2014
STANDARD DEVIATION
Step 1 – calculate the mean Step 2 – find the sum of the squares of the deviations of items from the mean Step 3 – divide this sum by number of items and taker the square root
Inventory and Warehouse Management for Business Professionals 2014
So let’s demonstrate with the following : 2,4,6 and 8
Inventory and Warehouse Management for Business Professionals 2014
STANDARD DEVIATION
1 2 3 4
TIME PERIOD ACTUAL SALES FORECAST FORECAST ERROR FORECAST SQUARED
1 1520 1510 10 100
2 1490 1500 -10 100
3 1510 1500 10 100
4 1520 1500 20 400
5 1470 1510 -40 1600
6 1510 1500 10 100
2400
ABC Classification
A - very important
B - mod.
Important
C - least important
Annual
$ volume
of items
A
B
C
High
Low
Few Many Number of Items
Classifying inventory according to some measure of
importance and allocating control efforts accordingly.
2013
Reorder point
Profile of Inventory Level Over Time
Quantity
on hand
Q
Receive
order
Place
order Receive
order
Place
order Receive
order
Lead time
Reorder
point
Demand
rate
Time
2013
D. Fixed Order Quantity/Reorder Point Model:
Determining the Reorder Point
Reorder Point (ROP)
– When the quantity on hand of an item drops to this amount, the item should be reordered
Safety Stock
– Stock that is held in excess of expected demand due to variable demand rate and/or lead time.
Service Level
– Probability that demand will not exceed supply during lead time.
2013
Lets calculate the order point for coffee at a local
supermarket with the - Average usage in lead time
+ required level of safety stock
Safety stock for coffee – 100 drums
Supply lead time – 6 weeks
Average weekly demand - 200
2013
EOQ Assumptions
Known & constant demand
Known & constant lead time
Instantaneous receipt of material
No quantity discounts
Only order (setup) cost & holding cost
No stockouts
2013
Inventory Holding Costs LOCAL SUPERMARKET
Housing (building) cost 6%
Material handling costs 3%
Labor cost 3%
Inventory investment costs 11%
Pilferage, scrap, & obsolescence 3%
Total holding cost 26%
% of Category Inventory Value
2013
EOQ Example
You’re a buyer for SaveMart.
Save Mart needs 1000 coffee makers per year.
The cost of each coffee maker is $78. Ordering
cost is $100 per order. Carrying cost is 40% of
per unit cost. Lead time is 5 days. SaveMart is
open 365 days/yr.
What is the optimal order quantity & ROP?
2013
SaveMart EOQ
H
SDEOQ
2
20.31$
100$10002 EOQ
D ( annual usage in units) = 1000
S (ordering cost) = $100
C (unit price) = $ 78
I (carrying cost) = 40%
H = C x I
H(holding cost per unit) = $31.20
EOQ = 80 coffeemakers
2013
Lets change the variables a bit.
If the demand was 2500 per year, with an
ordering cost of $240; unit price of $120 and
cost of storage now 45%, then what would be
the calculated optimum quantity the firm
should carry.
2013
Lets change the variables a bit.
If the demand was 2500 per year, with an
ordering cost of $240; unit price of $120 and
cost of storage now 45%, then what would be
the calculated optimum quantity the firm
should carry.
2013
The aim of EOQ is to find the lowest acquisition
cost . The higher the ordering cost , the higher
will be the cost to hold the stock(lights ,
insurance , risk of damage etc.). This is
balanced against the purchasing cost – in that
the high qty purchased will mean fewer orders
in the future leading to reduced administrative
cost, and also impacting on vendor transport
cost
2013
Inventory and Warehouse Management for Business Professionals 2014
Stocking policy - Material requirements Planning - Manufacturing Resource Planning - Enterprise resource Planning - Just In Time - Lean manufacturing Storeroom / Warehouse Management (Learning Outcome 7) - Physical Layout of Storeroom / Warehouse - Transactions Recording - Periodic Stock taking vs. Cycle Counting - Stores Warehousing Location and Layout - Dealing with Excess and Obsolete Inventory - Dealing with Fraud in your Warehouse
Inventory and Warehouse Management for Business Professionals 2014
- Periodic Stocktaking vs. Cycle Counting
Inventory and Warehouse Management for Business Professionals 2014
Stock taking consists of two types. Continuous or perpetual stock taking and periodic stock taking . Periodic stocktaking is done at the end of the financial year and may involve a percentage count of the inventory. This is necessary to meet the financial requirements of the company’s shareholders. Continuous stocktaking or cycle counting can be conducted quarterly or at any given time, often targeting the high value inventory or items that attract high usage values. This is often based on the 80/20 or 90/10 rule of the thumb.
Inventory and Warehouse Management for Business Professionals 2014
Year end Count Reporting and the stock count program
MRP (Material requirement planning)
Developed in the 1960s is a technique that assists in the
detailed planning of production and has the following
characteristics;
It is geared specifically to assembly operations
It is a dependent demand technique
It is a computer – based information system
•Reduced Inventory Levels
• Reduced Component Shortages
• Improved Shipping Performance
• Improved Customer Service
• Improved Productivity
• Simplified and Accurate Scheduling
• Reduced Purchasing Cost
• Improve Production Schedules
• Reduced Manufacturing Cost
• Reduced Lead Times
• Less Scrap and Rework
• Higher Production Quality
• Improved Communication
• Improved Plant Efficiency
• Reduced Freight Cost
• Reduction in Excess Inventory
• Reduced Overtime
• Improved Supply Schedules
• Improved Calculation of Material Requirements
• Improved Competitive Position
What is Manufacturing Resources Planning (MRP II)?
MRP II stands for Manufacturing Resources Planning, a
computer modelling technique for analysing and controlling
complicated Manufacturing operations. When the manufacturing
data has been collected (parts, assemblies, resources) the lead
time and cost of every component can be predicted under any
manufacturing conditions. As soon as an order is received the
workload on the manufacturing organisation and the delivery
time can be calculated.
MRP II systems also keep track of customers, suppliers and
accounting functions. Inventory can be purchased and assemblies
made "Just in Time". The records kept by an MRP system
highlight inadequacies such as overloaded production centres and
delays by suppliers. The effect of new orders, changes in
capacity, shortages, delays and a myriad of other disturbances are
calculated and tracked with confidence.
The major effects that an MRP II system will have on a
manufacturing operation will be:
- Reduced inventory.
- Accurately predicted delivery times.
- Accurate costing at every stage of the manufacturing
process.
- Improved use of manufacturing facilities.
- Faster response to changing conditions.
- Control of every stage of production
DRP – Distribution resource planning
This is an inventory control and scheduling technique that
applies MRP principles to distribution inventories. It may
also be regarded as a method of handling stock
replenishment in a multi echelon environment .
Lets review in the study guide.
Just In Time Production or Lean Production systems focus on the
efficient delivery of products or services. Some of the distinguishing
elements of the JIT systems are a pull method to manage material
flow, consistently high quantity, small lot sizes, uniform work
station loads.
The JIT systems provide an organizational structure for improved
supplier coordination by integrating the logistics, production and
purchasing processes. When Operations Manager focuses on their
organization’s competitive advantage they aim for low cost of
production, consistent quality with reductions in inventory, space
requirements, paperwork and increases in productivity, employee
participation and effectiveness.
•Goods access
•Hazardous materials
•Essential services
•Material flow
•Warehouse layout
•Inventory count exercises
• What are the principles of a warehouse ?
• What are the role of warehouses
• What are the different types of warehouses
• Let’s design a warehouse
• Importance of cycle count / perpetual counting
• JIT
• Technology and the modern warehouse
Where might we find an issue of poor accountability when goods leave and come into warehouse and how do we address it Which letter highlights danger to employees with machinery of warehouse and what is recommended to address the issue At which point we might be seeing as breach of users entering the warehouse . How do we resolve this A diesel forklift is used on this warehouse. Employees don't complain about it. Would you change out unit or continue as part of your cost savings scheme Bulk items are stored at a point shown. These items are moved only when major repairs to the plant is needed. Should they remain there ? Are our employees comfortable in moving around the shelves,. Where is this point highlighted. How do we make work easier for them
Inventory and Warehouse Management for Business Professionals 2014
Name three variables that must remain constant for EOQ to work
Inventory and Warehouse Management for Business Professionals 2014
Where does usage value in Pareto give the highest priority ?
Inventory and Warehouse Management for Business Professionals 2014
What are the four variables identified for JIT to work