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50 Cards in this Set

  • Front
  • Back
Demand Planning
The process of planning all demands for products and services to support the marketplace.. The process involves updating the supporting plans and assumptions and reaching consensus
Demand
A need for a particular product or component. The demand could come from any number of sources (orders.. forecast...)
The core components of demand.
1. Trend
2. Seasonality
3. Random Variation
4. Cycle
Trend
The general upward and downward movement of a variable over time.
Seasonality
A repetitive pattern of demand from year to year.
Random Variation
Fluctuation in data that is caused by uncertain of random occurrences.
Demand Management
1. The function of recognizing all demands for goods and services
2. In Mktg, the process of planning, executing, controlloing and monitoring the design, pricing, promotion and distribution of products and services.
Forecasting
The business function that attempts to predict the sales and use of products so they can be purchased or manufactured in the appropriate quantities in advance.
Causes of variability in demand
1. Competition.
2.Seasonality
3. Life cycle trends
4. External Factors.
5. Promotions.
6. Disasters.
7. Distance.
The Bullwhip Effect
Modest variations in retail demand may ripple up the links of the supply chain with the amount of variation growing at each link.
5 Causes of the bullwhip effect
1. Demand Forecast Errors
2. Lead Times
3. Order batching
4. Price fluctuations and promotions.
5. Rationing and shortage gaming.
Forecast Errors
the difference between actual demand and forecast demand stated as an absolute value or %.
Lead Time
1. Span of time required to perform a process
2. The time between recognition of the need for an order and the receipt of goods.
Order Batching (Lumping)
Batching small orders into bulk amounts in an attempt to take advantage of economies of scale.
Shortage gaming
When customers anticipate rationing or shortages and inflate their orders.
Vendor Managed Inventory
A means of optimizing the supply chain performance in which the supplier has access to the customers inv data and responsible for maintaining the inv level required by the customer.
Ways to counter the Bullwhip effect.
1. Avoid multiple fcsts
2. Reduce LT
3. Reduce size of batched orders.
4. Maintain stable prices.
5. Prevent shortage gaming.
6. Postponement.
Ways to avoid multiple fcsts
1. Info sharing
2. EDI implement
3. Implement VMI (aka VMR, CRP)
Cross Docking
Transferring deliveries from the suppliers vehicles to the vendors vehicles without storing that at the warehouse.
Ways to facilitate more frequent ordering and in smaller batch sizes
1. Better forecasting
2. Use of EDI
3. more efficient transportation
4. Outsourcing.
Ways to prevent shortage gaming.
1. Rely on history.
2. Share information.
3. Collaborate on advanced orders.
4. Penalize effects of gaming.
Postponement (delayed differentiation, Package to order)
standardizing products as much as possible and giving a products its final configuration until an order is received from the customer.
Basic Principles of forecasting
1. Forecasts are almost always wrong.
2. Forecasts should include an estimate of error.
3. Forecasts are more accurate for groups than for single items.
4. Forecasts of near term demand are more accurate than long term forecasts.
Risk Pooling
Manufacturers and retailers can pool together common inv components associated with a broad family of products to buffer the overall burden of having to deploy inv for each discrete product.
Dependent Demand
Demand that is directly related to or derived from the BOM structure for other items or end products. These demands are calculated.
Independent Demand
The demand for an item that is unrelated to the demand for other items.
Service Parts Demand
Demand for modules components and elements tha are planned to used without modification to replace an original part.
5 major types of qualitative fcsting
1. Personal insight
2. sales force consensus est
3. management est
4. market research
5. the Delphi method.
Pyramid Forecasting
Forecasting technique whereby management reviews and adjusts forecasts at an aggregate level and keeps lower level forecasts in balance.
Historical Analogy Forecasting.
Using past patterns of demand on a similar product to forecast demand on a new product or service.
Market Research
The systematic gathering, recording and analyzing of data about problems relating to the marketing of goods and services.
Market Research Components
1. Market Analysis
2. Sales Analysis
3. Consumer Research
Delphi Method
Forecasting method where anonymous questionnaires are submitted to subject matter experts for their anonymous response. They then comment on the answers from the previous round of questionnaire.
Qualitative fcst techniques
1. intrinsic
2. extrinsic
Intrinsic Fcst
A fcst based on internal factors such as an ave of past sales. Known as time-series models.
Extrinsic Fcst
A fcst base don a correlated leading indicator...ie.. furniture based on housing sales...
Considerations when selecting fcst data
1. Record data in terms needed for the fcst. (3 Dimensions qty, time, product)
2. Record events that may influence demand.
3. Keep separate demand records for each customer group.
4 basic forecasting techniques.
1. Naive Approach
2. Moving averages
3. Weighted Moving Ave
4. Exponential Smoothing.
Naive Forecasting
Assumes demand in the next period will be the same as demand in the last period.
Moving average forecasting
Uses the ave demand from a series of preceding periods to forecast the next periods demand.
Exponential smoothing equation
new fcst = (last per fcst) + alpha(last per actual + last per fcst)
Mean absolute deviation equation
MAD=sum of errors/# of forecasts
Quick response Program (QPR)
A system of linking final sales with production and shipping schedules back through the chain of supply. Employs POS and EDI.
Continuous replenishment (rapid replenishment)
Supplier uses customer POS data to prepare shipments at agreed upon intervals.
Consignment
1. A shipment that is handled by a common carrier
2. The process of a supplier placing goods at a customer location without receiving payment until the goods are used or sold.
VMI Metrics
1. Reduction of bullwhip effect
2. Reduced inv costs
3. On time delivery
4. Reduction of stockouts
5. Lead Time reduction
6. Increased inv turns
Collaborative Planning, Forecasting and Replenishment (CPFR)
A collaboration process where supply chain partners jointly plan key supply chain activities from production and delivery of raw materials to delivery of final products.
4 Categories of CPFR
1. Strategy and Planning
2. Demand and Supply Management
3. Execution
4. Analysis
Joint Replenishment
Coordinating the lot sizing and order release decision for related items and treating them as a family of items
Challenges to CPFR
1. Increased costs
2. Resistance to data sharing
3. Bridging internal functions