ATP not showing BOM components supply in ATP supply/demand

Hi,

Need your help in below expectations

Set Up:

• Profile: INV: Capable to Promise: ATP based on Collected Data
• Oracle Version: R12.2.5
• ASCP/GOP - Not Licensed/Not Installed
• Item FG1, RM1 and RM2 enable with Check ATP: Material Only
• ATP Rule -Infinite Supply-Cumulative Total lead time

Bill of Material

                                                Lead Time                           Supply                 

FG1                                        40(RM LT + Mfg LT)

                RM1                       30                                           On Hand- Enough

                RM2                       20                                           Expected Supply- After 7 days

Sales Order

FG1        Qty-1000              Schedule Ship date- 40 days later (Infinite Supply-Cumulative Total lead time)

Expectations:

Based on raw material availability and expected supply ATP should provide SSD by considering RM availability & Mfg lead time which may be less than lead time.