Hi,
Configure Z001 & Z002 as % (calc type) of PR00 and assign two different accrual keys. Create condition records for Z001 & Z002 in VK11. So if Z001 is 60% of PR00, Z002 will be 40% of PR00.
10 PR00 - 100
20 Z001 - 60% = 60 From 10 to 10
30 Z002 - 40% = 40 From 10 to 10