2018 Big Ten Conference Leaders Total Defense - Games vs. Ranked Teams Only (AP Poll) through 01/07/2019
| Name | G | Rush Yards | Pass Yards | Plays | Total Yards | Yards/Play | Yards/G | |
|---|---|---|---|---|---|---|---|---|
| 1 | Iowa | 2 | 302 | 316 | 140 | 618 | 4.41 | 309.0 |
| 2 | Purdue | 3 | 360 | 980 | 246 | 1340 | 5.45 | 446.7 |
| 3 | Minnesota | 4 | 380 | 1168 | 273 | 1548 | 5.67 | 387.0 |
| 4 | Northwestern | 4 | 473 | 1307 | 290 | 1780 | 6.14 | 445.0 |
| 5 | Michigan State | 5 | 541 | 1323 | 362 | 1864 | 5.15 | 372.8 |
| 6 | Ohio State | 4 | 647 | 1108 | 313 | 1755 | 5.61 | 438.8 |
| 7 | Michigan | 5 | 656 | 1028 | 310 | 1684 | 5.43 | 336.8 |
| 8 | Rutgers | 4 | 685 | 947 | 297 | 1632 | 5.49 | 408.0 |
| 9 | Penn State | 4 | 689 | 750 | 290 | 1439 | 4.96 | 359.8 |
| 10 | Indiana | 4 | 744 | 1268 | 308 | 2012 | 6.53 | 503.0 |
| 11 | Nebraska | 4 | 812 | 1066 | 309 | 1878 | 6.08 | 469.5 |
| 12 | Wisconsin | 4 | 833 | 707 | 273 | 1540 | 5.64 | 385.0 |
| 13 | Illinois | 3 | 851 | 511 | 195 | 1362 | 6.98 | 454.0 |
| 14 | Maryland | 5 | 1130 | 1303 | 381 | 2433 | 6.39 | 486.6 |