2018 Big 12 Conference Leaders Total Defense - Games in August/September Only through 01/07/2019
| Name | G | Rush Yards | Pass Yards | Plays | Total Yards | Yards/Play | Yards/G | |
|---|---|---|---|---|---|---|---|---|
| 1 | Iowa State | 4 | 484 | 849 | 266 | 1333 | 5.01 | 333.3 |
| 2 | West Virginia | 4 | 524 | 851 | 277 | 1375 | 4.96 | 343.8 |
| 3 | Oklahoma State | 5 | 567 | 1310 | 379 | 1877 | 4.95 | 375.4 |
| 4 | Texas | 5 | 575 | 1091 | 344 | 1666 | 4.84 | 333.2 |
| 5 | TCU | 5 | 628 | 890 | 337 | 1518 | 4.50 | 303.6 |
| 6 | Texas Tech | 5 | 732 | 1506 | 361 | 2238 | 6.20 | 447.6 |
| 7 | Oklahoma | 5 | 764 | 1262 | 403 | 2026 | 5.03 | 405.2 |
| 8 | Kansas State | 5 | 823 | 1152 | 347 | 1975 | 5.69 | 395.0 |
| 9 | Baylor | 5 | 840 | 1158 | 309 | 1998 | 6.47 | 399.6 |
| 10 | Kansas | 5 | 886 | 1012 | 332 | 1898 | 5.72 | 379.6 |