2012 Big Ten Conference Leaders Turnover Margin - Games vs. Conference Teams Only through 01/07/2013
| Name | G | Fum. Gain | Int. Gain | Total Gain | Fum. Lost | Int. Lost | Total Lost | Margin | Margin/G | |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Wisconsin | 9 | 6 | 8 | 14 | 3 | 3 | 6 | 8 | 0.89 |
| 1 | Penn State | 8 | 6 | 8 | 14 | 6 | 3 | 9 | 5 | 0.63 |
| 3 | Northwestern | 8 | 10 | 8 | 18 | 5 | 4 | 9 | 9 | 1.13 |
| 4 | Ohio State | 8 | 5 | 7 | 12 | 9 | 5 | 14 | -2 | -0.25 |
| 5 | Iowa | 8 | 10 | 7 | 17 | 2 | 6 | 8 | 9 | 1.13 |
| 5 | Purdue | 8 | 7 | 6 | 13 | 6 | 6 | 12 | 1 | 0.13 |
| 5 | Michigan State | 8 | 2 | 10 | 12 | 5 | 6 | 11 | 1 | 0.13 |
| 8 | Michigan | 8 | 8 | 5 | 13 | 6 | 8 | 14 | -1 | -0.13 |
| 8 | Illinois | 8 | 5 | 3 | 8 | 11 | 8 | 19 | -11 | -1.38 |
| 10 | Nebraska | 9 | 6 | 8 | 14 | 14 | 9 | 23 | -9 | -1.00 |
| 11 | Indiana | 8 | 5 | 6 | 11 | 3 | 10 | 13 | -2 | -0.25 |
| 12 | Minnesota | 8 | 4 | 4 | 8 | 4 | 12 | 16 | -8 | -1.00 |