2018 Big 12 Conference Leaders Total Defense - Games vs. FBS Teams With Non-Winning Record Only through 01/07/2019
| Name | G | Rush Yards | Pass Yards | Plays | Total Yards | Yards/Play | Yards/G | |
|---|---|---|---|---|---|---|---|---|
| 1 | Kansas State | 3 | 289 | 539 | 198 | 828 | 4.18 | 276.0 |
| 2 | TCU | 4 | 479 | 724 | 284 | 1203 | 4.24 | 300.8 |
| 3 | Iowa State | 4 | 513 | 854 | 297 | 1367 | 4.60 | 341.8 |
| 4 | West Virginia | 4 | 468 | 900 | 277 | 1368 | 4.94 | 342.0 |
| 5 | Kansas | 4 | 540 | 868 | 266 | 1408 | 5.29 | 352.0 |
| 6 | Texas | 6 | 712 | 1473 | 421 | 2185 | 5.19 | 364.2 |
| 7 | Baylor | 5 | 926 | 988 | 304 | 1914 | 6.30 | 382.8 |
| 8 | Oklahoma | 5 | 853 | 1096 | 338 | 1949 | 5.77 | 389.8 |
| 9 | Oklahoma State | 4 | 714 | 910 | 304 | 1624 | 5.34 | 406.0 |
| 10 | Texas Tech | 3 | 462 | 770 | 206 | 1232 | 5.98 | 410.7 |