PY in 30 days and mid hire PY should be prorated

Hi All,

Requirement : PY in 30 days and mid hire PY should be prorated.

PY in 30 days working fine now, mid hire now WPBP split is not happening, How we can accomodate both senarios .

PCR for Ref.

XPP1

ZPP1(copy of XPP1) Determine partial period factors (subrule)
    *
      /801 Partial period factor 1
        RTE=TKDIVP Set
        RTE-TKAU** Subtraction
        RTE*KGENAU Multiplication
        RTE/30     Division
        ADDWT *    OT   Output table

SK