2009 Michigan State Spartans Third Down Conversion Defense Split Stats through 01/07/2010
| Split | G | Attempts | Conversions | Conversion % |
|---|---|---|---|---|
| All Games | 13 | 202 | 87 | 43.07 |
| at Home | 7 | 102 | 36 | 35.29 |
| on Road/Neutral Site | 6 | 100 | 51 | 51.00 |
| in Wins | 6 | 95 | 34 | 35.79 |
| in Losses | 7 | 107 | 53 | 49.53 |
| vs. Conference | 8 | 132 | 64 | 48.48 |
| vs. Non-Conference | 5 | 70 | 23 | 32.86 |
| vs. Ranked (AP) | 5 | 78 | 38 | 48.72 |
| vs. Unranked (AP) | 8 | 124 | 49 | 39.52 |
| vs. FBS (I-A) | 12 | 188 | 85 | 45.21 |
| vs. FCS (I-AA) | 1 | 14 | 2 | 14.29 |
| vs. FBS Winning | 6 | 94 | 46 | 48.94 |
| vs. FBS Non-Winning | 6 | 94 | 39 | 41.49 |
| vs. BCS AQ | 10 | 160 | 77 | 48.13 |
| vs. BCS non-AQ | 2 | 28 | 8 | 28.57 |
| in August/September | 4 | 58 | 26 | 44.83 |
| in October | 5 | 79 | 33 | 41.77 |
| in November | 3 | 48 | 20 | 41.67 |
| in December/January | 1 | 17 | 8 | 47.06 |