2025 Big Ten Conference Leaders Opponent First Downs - Games vs. Non-Conference Teams Only through 01/09/2026
| Name | G | Rush | Pass | Penalty | Total | Total/G | |
|---|---|---|---|---|---|---|---|
| 1 | Indiana | 4 | 13 | 22 | 1 | 36 | 9.0 |
| 2 | Minnesota | 4 | 22 | 20 | 4 | 46 | 11.5 |
| 3 | Iowa | 4 | 19 | 28 | 5 | 52 | 13.0 |
| 4 | Ohio State | 4 | 28 | 22 | 3 | 53 | 13.3 |
| 5 | Oregon | 5 | 27 | 35 | 5 | 67 | 13.4 |
| 6 | Penn State | 4 | 26 | 24 | 4 | 54 | 13.5 |
| 7 | Wisconsin | 3 | 11 | 28 | 4 | 43 | 14.3 |
| 8 | Illinois | 4 | 22 | 34 | 6 | 62 | 15.5 |
| 9 | Michigan State | 3 | 12 | 35 | 2 | 49 | 16.3 |
| 10 | Northwestern | 4 | 27 | 33 | 6 | 66 | 16.5 |
| 10 | Nebraska | 4 | 38 | 20 | 8 | 66 | 16.5 |
| 12 | Maryland | 3 | 17 | 27 | 6 | 50 | 16.7 |
| 12 | Rutgers | 3 | 20 | 26 | 4 | 50 | 16.7 |
| 14 | Washington | 4 | 16 | 41 | 10 | 67 | 16.8 |
| 15 | Michigan | 4 | 29 | 36 | 10 | 75 | 18.8 |
| 16 | Purdue | 3 | 27 | 28 | 5 | 60 | 20.0 |
| 16 | USC | 4 | 37 | 38 | 5 | 80 | 20.0 |
| 18 | UCLA | 3 | 41 | 25 | 6 | 72 | 24.0 |