2008 Purdue Boilermakers First Down Split Stats through 01/08/2009
| Split | G | Rush | Pass | Penalty | Total |
|---|---|---|---|---|---|
| All Games | 12 | 93 | 138 | 23 | 254 |
| at Home | 7 | 55 | 81 | 17 | 153 |
| on Road/Neutral Site | 5 | 38 | 57 | 6 | 101 |
| in Wins | 4 | 32 | 54 | 7 | 93 |
| in Losses | 8 | 61 | 84 | 16 | 161 |
| vs. Conference | 8 | 69 | 89 | 15 | 173 |
| vs. Non-Conference | 4 | 24 | 49 | 8 | 81 |
| vs. Ranked (AP) | 5 | 41 | 47 | 8 | 96 |
| vs. Unranked (AP) | 7 | 52 | 91 | 15 | 158 |
| vs. FBS (I-A) | 11 | 86 | 128 | 23 | 237 |
| vs. FCS (I-AA) | 1 | 7 | 10 | 0 | 17 |
| vs. FBS Winning | 9 | 65 | 93 | 19 | 177 |
| vs. FBS Non-Winning | 2 | 21 | 35 | 4 | 60 |
| vs. BCS AQ | 10 | 82 | 119 | 20 | 221 |
| vs. BCS non-AQ | 1 | 4 | 9 | 3 | 16 |
| in August/September | 4 | 24 | 49 | 8 | 81 |
| in October | 4 | 31 | 37 | 8 | 76 |
| in November | 4 | 38 | 52 | 7 | 97 |
| in December/January | 0 | 0 | 0 | 0 | 0 |