Your employer contributes to CSS in two ways:
Your productivity component is based on your super salary.
Your employer-financed component is a notional amount paid to you when you claim your benefit and leave CSS; it is generally paid as a CPI-indexed pension.
Commonwealth Superannuation Corporation (CSC) | About CSC
ABN: 48 882 817 243 AFSL: 238069 RSEL: L0001397
Trustee of Commonwealth Superannuation Scheme (CSS) ABN: 19 415 776 361 RSE: R1004649