2018 Big Ten Conference Leaders Total Defense - Games vs. Non-Conference Teams Only through 01/07/2019
| Name | G | Rush Yards | Pass Yards | Plays | Total Yards | Yards/Play | Yards/G | |
|---|---|---|---|---|---|---|---|---|
| 1 | Michigan State | 4 | 169 | 1047 | 263 | 1216 | 4.62 | 304.0 |
| 2 | Iowa | 4 | 316 | 653 | 251 | 969 | 3.86 | 242.3 |
| 3 | Maryland | 3 | 322 | 670 | 210 | 992 | 4.72 | 330.7 |
| 4 | Nebraska | 3 | 328 | 675 | 210 | 1003 | 4.78 | 334.3 |
| 5 | Northwestern | 4 | 399 | 1126 | 278 | 1525 | 5.49 | 381.3 |
| 6 | Minnesota | 4 | 422 | 630 | 246 | 1052 | 4.28 | 263.0 |
| 7 | Illinois | 3 | 464 | 976 | 231 | 1440 | 6.23 | 480.0 |
| 8 | Wisconsin | 4 | 513 | 483 | 209 | 996 | 4.77 | 249.0 |
| 9 | Indiana | 3 | 562 | 406 | 198 | 968 | 4.89 | 322.7 |
| 10 | Purdue | 4 | 595 | 1244 | 292 | 1839 | 6.30 | 459.8 |
| 11 | Penn State | 4 | 621 | 648 | 280 | 1269 | 4.53 | 317.3 |
| 12 | Michigan | 4 | 622 | 634 | 272 | 1256 | 4.62 | 314.0 |
| 13 | Ohio State | 4 | 628 | 975 | 288 | 1603 | 5.57 | 400.8 |
| 14 | Rutgers | 3 | 656 | 502 | 193 | 1158 | 6.00 | 386.0 |