2015 Big Ten Conference Leaders Opponent First Downs - Games vs. Non-Conference Teams Only through 01/11/2016
| Name | G | Rush | Pass | Penalty | Total | Total/G | |
|---|---|---|---|---|---|---|---|
| 1 | Illinois | 4 | 25 | 31 | 6 | 62 | 15.5 |
| 2 | Michigan | 5 | 30 | 32 | 7 | 69 | 13.8 |
| 2 | Penn State | 5 | 40 | 32 | 5 | 77 | 15.4 |
| 2 | Northwestern | 5 | 43 | 32 | 8 | 83 | 16.6 |
| 5 | Minnesota | 5 | 40 | 37 | 5 | 82 | 16.4 |
| 5 | Ohio State | 5 | 40 | 37 | 7 | 84 | 16.8 |
| 7 | Iowa | 5 | 37 | 43 | 8 | 88 | 17.6 |
| 8 | Maryland | 4 | 44 | 46 | 12 | 102 | 25.5 |
| 9 | Rutgers | 4 | 21 | 48 | 5 | 74 | 18.5 |
| 10 | Purdue | 4 | 37 | 51 | 10 | 98 | 24.5 |
| 11 | Wisconsin | 5 | 23 | 53 | 6 | 82 | 16.4 |
| 12 | Michigan State | 5 | 34 | 64 | 12 | 110 | 22.0 |
| 13 | Indiana | 5 | 44 | 67 | 15 | 126 | 25.2 |
| 14 | Nebraska | 5 | 15 | 75 | 9 | 99 | 19.8 |