Wiktionary
vb. (context transitive English) to calculate the costs of something.
Usage examples of "cost up".
Again, the fault may have occurred only when the engine had heated to its maximum and it was unlikely that Jacobson could have reached that in a single lap: finally, those highly-bred racing engines, which could cost up to eight thousand pounds, were extraordinarily fickle creatures and quite capable of developing and clearing up their own faults without the hand of man going anywhere near them.
Increasingly in hock to the banks--the rigs cost up to $200 million apiece--Forte in desperation strengthened his line of radar picket craft and tripled the number of oceangoing tugs.
Turns out he'll be paying less than half of what renting the same sort of farm would cost up-time.
The Church, too, was upset, but the scars from the old Empire ran deep, and memories of the massive losses and inconclusive ending to the struggle produced a great deal of reluctance to commit themselves again to a massive military campaign estimated to cost up to a million lives.
Not big, no bigger than his, although he shuddered to think what it must cost up here on the Upper West Side.