Release and Receipt

Planned Release

The planned release is found by offsetting the receipt by lead time.

highlighted = computed this step

Subtract Lead Time

Release week is due week minus lead time.

release week=due week−lead time\text{release week} = \text{due week} - \text{lead time}
Offset arithmeticThe table subtracts lead time from due week and keeps receipt equal to due week.lead-time offsetvaluedue week6lead time2release week4receipt week6order qty55

Planned Release

The planned release is week 4.

6−2=46 - 2 = 4
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