From the rules, you may see that the bonus for winning cup games has increased this season:
The prize scale for winning a round is as follows:
Final Game: $ 300 000
Semi-Final: $ 135 000
Quarter-Final: $ 100 000
16-team round: $ 80 000
32-team round: $ 70 000
64-team round: $ 60 000
All lower rounds: $ 50 000
Pappy