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MRP and DRP Generation in Supply Chain Planning

Supply Chain Planning users can launch the planning process for an MRP or DRP from a master demand schedule or a master production schedule. This generates planning recommendations for all MRP and DRP planned items. Table 1 - 50 lists all the types of items you can include in a supply chain MRP and DRP:

Plan Type Plan Option Included Items
DRP Include all items All items in planned organizations having an MRP planning code of: ·DRP planning ·MRP and DRP planning ·MPS and DRP planning Also, MRP planned and MPS planned items that are in between above items in the bill structure. Also, all items in the input schedules.
  Include demand schedule items only All items in the input demand schedules. All components of the above items that have an MRP planning code of: ·DRP planning ·MRP and DRP planning ·MPS a nd DRP planning Also, MPS and MRP planned items that are in between the above items in the bill structure.
  Include supply schedule items only All items in the input supply schedules. All components of the above items that have MRP planning code: ·DRP planning ·MRP and DRP planning ·MPS and DRP planning Also, MRP planned and MPS planned items that are in between the above items in the bill structure.
  Include demand and supply schedule items only All items in the input demand and supply schedules. All components of the above items that have MRP planning code of: ·DRP planning ·MRP and DRP planning ·MPS and DRP planning Also, MRP planned and MPS planned items that are in between the above items in the bill structure.
MRP Include all items All items in the planned organizations except ones having MRP planning code of Not Planned.
  Include demand schedule items only All items in the input demand schedules. All components of the above items that have MRP planning code of: ·MRP planning ·MRP and DRP planning
  Include supply schedule items only All items in the input supply schedules. All components of the above items that have MRP planning code of: ·MRP planning ·MRP and DRP planning
  Include demand and supply schedule items only All items in the input demand and supply schedules. All components of the above items that have MRP planning code of: ·MRP planning: ·MRP and DRP planning

From a Master Demand Schedule

If you do not need to smooth production or otherwise manually manipulate a master production schedule, you can generate an MRP or DRP plan directly from a master demand schedule.

The planning process overrides the MRP planning method and treats MPS planned items as MRP or MRP/DRP planned items. As a result, the planning process generates planned orders and reschedules recommendations for your MPS/DRP and MRP/DRP planned items planned items.

From Supply

You can also generate an MRP, DRP, or MPS plan from an MPS, MRP, or DRP plan. For plants that are planned in the source supply schedules, the planning process considers projected gross requirements, current orders for the item, the master production schedule, and on-hand quantities over time. The planning process calculates the projected quantity on hand and generates exception messages to signal any potential imbalances in the material plan.

The planning process does not make any recommendations to change the master production schedule or existing orders for items based on higher level demand. These parts are maintained and planned in the source supply schedule.

See Also

MPS Plan Generation

Launching the Planning Process


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