The planned receipt is the net requirement arriving in the due week.

highlighted = computed this step

Planned Receipt

The planned receipt stays in week 6.

receipt week=6\text{receipt week} = 6
Lead-time offsetThe timeline places release before receipt.MRP lead-time offsetnet 55; due week 6; lead time 2; release week 4caseleadreleasereceiptqtychangebase24655baselinewhat-if336551 earlierw3w4w5w6baserelease w4receipt w6qty 55what-ifrelease w3receipt w6qty 55what-if release week 3; 1 week earlierdeterministic MRP lead-time offset arithmetic only

Order Quantity

The order quantity is the net requirement, 55 units.

order quantity=55\text{order quantity} = 55
Lead-time offsetThe timeline places release before receipt.MRP lead-time offsetnet 55; due week 6; lead time 2; release week 4caseleadreleasereceiptqtychangebase24655baselinewhat-if336551 earlierw3w4w5w6baserelease w4receipt w6qty 55what-ifrelease w3receipt w6qty 55what-if release week 3; 1 week earlierdeterministic MRP lead-time offset arithmetic only