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Aggregate planning San Aziz 2018-12-21
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Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

Oct 14, 2020

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Page 1: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

Aggregate planningSan Aziz

2018-12-21

Page 2: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

● Aggregate plan for production.

● Aggregate plan for similar products.

● How to develop the best aggregate plan?

Agenda

Page 3: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

What is aggregate plan?

Page 4: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

● The aggregate plan specifies how the company wants to use the resources most efficiently.

● To reach the goals and satisfy demand.

What is aggregate plan?

Page 5: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

What is aggregate plan?

Aggregate plan is dynamic.

What do we mean when we say that aggregate plan is

dynamic?

Page 6: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

What is aggregate plan?

Aggregate plan is dynamic that needs constant updates.

Because in real life, the demand and the production

capacity are uncertain.

Page 7: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

What is aggregate plan?

Another term for aggregate plan is S&OP, Sales and

Operations Plan.

Page 8: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

What is aggregate plan?

Page 9: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

Example 1: Aggregate plan for production

Page 10: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

Example 1: Aggregate plan for production

Product design

Workforce

Inventory on hand

External capacity

Raw materials

Demand forecasts

Detailedplan for

production

Master plan for

production

Aggregate plan for production

Resources planning for the new product

Market Research and

Development

Page 11: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

Example 2: Aggregate plan for similar products

Page 12: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

Example 2: Aggregate plan for similar products

Instead of planning for individual products, similar

products are planned together in groups.

In aggregate plan, one group of similar products is as one

unit.

Page 13: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

Example 2: Aggregate plan for

similar products

Apple

Product hierarchy

Productionarea for iPhone

iPhone 8

Black

Silver

iPhone X

64 GB

128 GB

Productionarea for

Macbook

Macbook Air Macbook Pro

Intel i5

Intel i7

Product family

Product type

Model/color/capacity etc.

Page 14: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

Some definitions whenworking with aggregate

planning.

Page 15: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

Definitions during working with aggregate planning

● Backlog

● Accumulation of customer orders, for delivery at some futuredate.

● Backorder

● An order that a customer is (reluctantly) prepared to wait a limited time for.

● Stockout

● The customer is not ready to wait and therefore the order is lost.

Page 16: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

So, how to do to develop the best aggregate plan?

Page 17: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

Developing the best aggregate plan in 3 main steps.

So, how to do to develop the best aggregate plan?

Page 18: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

So, how to do to develop the best aggregate plan?

Developing the best aggregate plan i 3 main steps:

1. Process for data collection, demand planning etc.

2. Six supply options to discuss when developing the best aggregate plan.

3. Two stragies for searching for the best aggregate plan.

Page 19: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

1. Process for data collection, demand planning etc.

So, how to do to develop the best aggregate plan?

Page 20: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

Process for data collection, demand planning etc.

So, how to do to develop the

best aggregate plan?

Gather dataDemandplanning

Update S&OPConsensus meetings

ExcutiveS&OP meeting

Finilize and communicate

Gather data about, production, capacity, inventory, costs and constraints

Gather information about demand and forecasts.

Update the Sales and Operations Planning with actual information about production, capacity, inventory, costs, demand, forcastsand constraints

Meeting withstakeholders

Meeting with the firm’spresident.

Update the Sales and Operations Plan and communicate withimportant stakeholdersfor implementations.

Page 21: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

2. Six supply options to discuss when developing the

best aggregate plan.

So, how to do to develop the best aggregate plan?

Page 22: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

Six supply options to use when developing the best aggregate plan, singly or in combination:

● Anticipation inventory ● It is an extra inventory to meet uneven rate of

demand and supply.

● Workforce adjustment ● It is about workforce adjustment by hiring or laying

off employees.

● Workforce utilization ● It is about workforce utilization by working overtime

or undertime.

So, how to do to develop the best aggregate plan?

Page 23: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

Six supply options to use when developing the best aggregate plan, singly or in combination:

● Part-time workers● Is about hiring workers for a short time.

● Subcontractors● External capacity.

● Vacation schedules● It is about vacations planning. During this period

can manufacturer shut down and has employees to perform preventive maintenance.

So, how to do to develop the best aggregate plan?

Page 24: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

3. Two strategies for searching for the best

aggregate plan.

So, how to do to develop the best aggregate plan?

Page 25: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

Two stragies in searching for the best aggregate plan.

So, how to do to develop the best aggregate plan?

Level strategy Chase strategy

Hiring and laying off employees, depending on the demand.

Work undertime and overtime to keep employees.

Page 26: Aggregate planning - Zoominzoomin.idt.mdh.se/course/ppu426/Aggregate planning.pdfwith aggregate planning Backlog Accumulation of customer orders, for delivery at some future date.

● CHAPTER 10: PLANNING AND SCHEDULING OPERATIONS.

Chapters in coursebook