Solution : https://service.sap.com/sap/support/notes/186608 (SAP Service marketplace login required)
Key words : 
additional key words v439a-intka, goods receipt processing time, periodic lot size, planning time fence, lot size pk, planning calendar, order proposals, order proposal, delivery date, availability date
Related Notes : 
       
| 207197 | Additional info for Note 186608 | 
| 184406 | Prd lot size: Order proposal in planning time fence | 
| 84823 | Pland.orders in plnng time fence for prd lot size |