2011 Michigan State Spartans Fourth Down Conversion Defense Split Stats through 01/09/2012
| Split | G | Attempts | Conversions | Conversion % |
|---|---|---|---|---|
| All Games | 14 | 20 | 9 | 45.00 |
| at Home | 7 | 9 | 2 | 22.22 |
| on Road/Neutral Site | 7 | 11 | 7 | 63.64 |
| in Wins | 11 | 19 | 8 | 42.11 |
| in Losses | 3 | 1 | 1 | 100.00 |
| vs. Conference | 9 | 17 | 9 | 52.94 |
| vs. Non-Conference | 5 | 3 | 0 | 0.00 |
| vs. Ranked (AP) | 5 | 6 | 3 | 50.00 |
| vs. Unranked (AP) | 9 | 14 | 6 | 42.86 |
| vs. FBS (I-A) | 13 | 19 | 9 | 47.37 |
| vs. FCS (I-AA) | 1 | 1 | 0 | 0.00 |
| vs. FBS Winning | 7 | 8 | 4 | 50.00 |
| vs. FBS Non-Winning | 6 | 11 | 5 | 45.45 |
| vs. BCS AQ | 11 | 18 | 9 | 50.00 |
| vs. BCS non-AQ | 2 | 1 | 0 | 0.00 |
| in August/September | 4 | 2 | 0 | 0.00 |
| in October | 4 | 6 | 3 | 50.00 |
| in November | 4 | 10 | 5 | 50.00 |
| in December/January | 2 | 2 | 1 | 50.00 |