2018 USC Trojans Third Down Conversion Defense Split Stats through 01/07/2019
| Split | G | Attempts | Conversions | Conversion % |
|---|---|---|---|---|
| All Games | 12 | 193 | 77 | 39.90 |
| at Home | 6 | 100 | 38 | 38.00 |
| on Road/Neutral Site | 6 | 93 | 39 | 41.94 |
| in Wins | 5 | 88 | 32 | 36.36 |
| in Losses | 7 | 105 | 45 | 42.86 |
| vs. Conference | 9 | 144 | 56 | 38.89 |
| vs. Non-Conference | 3 | 49 | 21 | 42.86 |
| vs. Ranked (AP) | 3 | 50 | 23 | 46.00 |
| vs. Unranked (AP) | 9 | 143 | 54 | 37.76 |
| vs. FBS (I-A) | 12 | 193 | 77 | 39.90 |
| vs. FCS (I-AA) | 0 | 0 | 0 | - |
| vs. FBS Winning | 7 | 108 | 45 | 41.67 |
| vs. FBS Non-Winning | 5 | 85 | 32 | 37.65 |
| vs. FBS Power 5 | 10 | 163 | 66 | 40.49 |
| vs. FBS non-Power 5 | 2 | 30 | 11 | 36.67 |
| in August/September | 5 | 79 | 30 | 37.97 |
| in October | 3 | 52 | 20 | 38.46 |
| in November | 4 | 62 | 27 | 43.55 |
| in December/January | 0 | 0 | 0 | - |