Saltaire.
You are incorrect my friend.
The pay at CX as a freighter FO is (albeit very marginally) less than a CAL FO.
CX Year 1 Freighter FO = $5292.00 USD/ month. (no 13th month)
CAL Year 1 FO = $5400.00 USD/ month.
Not that I'm advocating going to CAL!