Pom agg plan
Published on: Mar 4, 2016
Transcripts - Pom agg plan
Presented by :BHAWAN SINGH
Presented to :Dr. V.K Arora
Aggregate means ”Total” or “complete’’
Aggregate production planning is planning the no. of units of the product to be
a weekly or monthly basis for the coming 6-
It is based upon the demand forecasts provided by the marketing department.
Unplanned production leads to high costs like- Hiring ,laying-off costs of
workers,overtime costs,inventory costs,shortages of the product
Shortage or stock out is most harmful to the company, as it results in loss of goodwill on the
part of customers.
Advantages of Aggregate planning
Minimize Staffing Fluctuations-businesses are better able to predict their staffing
able to reduce or eliminate the need to hire these extra
Business will save both time and money
Reduce Overhead- Excess inventory costs businesses a lot of money and damage the
with proper planning, managers can decide how much product they
will need and when they will need it so they
Increase Production rates.- it maximizes the utilization of production equipment.
idea is to create a good balance so orders are fulfilled before
Accommodate Changessince production orders often vary, most businesses cannot stick to one
plan at all times.
At different times, businesses can rotate between active, passive and mixed
Types of Aggregate Planning
Level Aggregate plans
Maintain the constant workforce.
Sets capacity to accommodate average demand.
Often used for make-to-stock product.
Disadvantage- Builds inventory and/or uses back orders.
Chase Aggregate Plans
Produces exactly what is needed each period.
Sets labour/equipment what is needed each period.
Disadvantage- constantly changing short term capacity.
Hybrid Aggregate Plans
Uses combination of options.
Option should be limited to facilitate execution.
May use a level workforce with overtime & temps.
May use short term sourcing.
Operational Parameter of Aggregate Planning
Machine capacity level
Inventory on hand
Aggregate Planning Strategies
-Alter demand to
Reactivealter capacity to match
Mixedsome of each
Techniques for aggregate planning
Determine demand for each period
Determine capacity for each period
Determine units costs
Develop alternative plans and costs
Select the best plan that satisfies objectives
Master Scheduling Process
Disaggregating the Aggregate Plan
oMaster Schedule- It is the result of disaggregation of aggregate plan,
Time period in master schedule called TIME BUCKETS,
It covers a few weeks to 2-3 months
oRough Cut Capacity- It is tentative in nature,
It must be run through MRP systems
To check whether sufficient production capacities such as machines
equipments exist or not
oMaster Production Schedule-It details about the quantities and delivery timings of a
product but not the production plan.
oAvailable to promise Inventory-it is necessary for sales personnel to know how many units
of the product at maximum they can commit to customers in a given time period.
The MPS can’t be changed near the actual production time,
If changes made the whole exercise of production planning will become
To set various time intervals called time fences to regulate changes in MPS.
Vendor Relationship Management(VRM):- Developing and
maintaining healthy working relationship with vendor.
Length of contract
Selection of Vendor
Type of Distribution Strategies :Direct shipment
Cross – docking