2025 Big Ten Conference Leaders Opponent First Downs - Games Lost Only through 10/04/2025
| Name | G | Rush | Pass | Penalty | Total | Total/G | |
|---|---|---|---|---|---|---|---|
| 1 | Washington | 1 | 7 | 14 | 1 | 22 | 22.0 |
| 2 | USC | 1 | 8 | 13 | 4 | 25 | 25.0 |
| 3 | Nebraska | 1 | 9 | 7 | 0 | 16 | 16.0 |
| 3 | Michigan | 1 | 9 | 11 | 2 | 22 | 22.0 |
| 5 | Maryland | 1 | 10 | 15 | 3 | 28 | 28.0 |
| 6 | Rutgers | 2 | 12 | 23 | 7 | 42 | 21.0 |
| 7 | Iowa | 2 | 14 | 15 | 3 | 32 | 16.0 |
| 7 | Wisconsin | 3 | 14 | 36 | 4 | 54 | 18.0 |
| 7 | Minnesota | 2 | 14 | 24 | 2 | 40 | 20.0 |
| 10 | Illinois | 1 | 18 | 12 | 1 | 31 | 31.0 |
| 11 | Michigan State | 2 | 20 | 17 | 5 | 42 | 21.0 |
| 11 | Penn State | 2 | 20 | 21 | 1 | 42 | 21.0 |
| 13 | Northwestern | 2 | 21 | 20 | 3 | 44 | 22.0 |
| 14 | Purdue | 3 | 26 | 36 | 9 | 71 | 23.7 |
| 15 | UCLA | 4 | 54 | 31 | 8 | 93 | 23.3 |