Splitting the Planned Quantity when Changing PIRs 
Procedure
- From the schedule line tab page, select Split per.online.
The Period for Splitting dialog box appears.
- Enter the period indicator, and the start and the end of the requirements period.
- In the Splt field, enter the period indicator for the split.
- If you want to round up or down the schedule line quantity, enter the rounding value and choose Continue.
Result
Schedule lines are created in the selected period or schedule lines are overwritten with the new quantities.