2012 Big 12 Conference Leaders Fumbles Lost - Games in December/January Only through 01/07/2013
| Name | G | Fumbles | Fumbles Lost | Fumble Lost % | |
|---|---|---|---|---|---|
| 1 | Texas Tech | 1 | 1 | 0 | 0.00 |
| 1 | Kansas | 1 | 1 | 0 | 0.00 |
| 1 | Kansas State | 2 | 1 | 0 | 0.00 |
| 1 | Oklahoma State | 2 | 2 | 0 | 0.00 |
| 5 | Oklahoma | 2 | 1 | 1 | 100.00 |
| 5 | Iowa State | 1 | 1 | 1 | 100.00 |
| 5 | Texas | 2 | 3 | 1 | 33.33 |
| 5 | West Virginia | 2 | 4 | 1 | 25.00 |
| 9 | TCU | 2 | 2 | 2 | 100.00 |
| 10 | Baylor | 2 | 7 | 4 | 57.14 |