Season-final Elo for all four rated units. These are the opponent-strength values every player performance against Slippery Rock is judged with.
| Season | Rush Offense | Pass Offense | Rush Defense | Pass Defense |
|---|---|---|---|---|
| 2025 | 1321 | 1228 | 1145 | 1184 |
| 2024 | 1288 | 1252 | 1199 | 1208 |
| 2023 | 1290 | 1266 | 1232 | 1190 |
| 2022 | 1215 | 1253 | 1280 | 1162 |
| 2021 | 1207 | 1256 | 1236 | 1158 |
| 2019 | 1248 | 1230 | 1250 | 1109 |
| 2018 | 1226 | 1205 | 1279 | 1098 |
| 2017 | 1128 | 1209 | 1255 | 1082 |
| 2016 | 1197 | 1186 | 1338 | 1070 |
| 2015 | 1281 | 1174 | 1318 | 1073 |
| 2014 | 1219 | 1180 | 1270 | 1087 |
| 2013 | 1199 | 1180 | 1214 | 1116 |
| 2012 | 1180 | 1130 | 1170 | 1125 |
| 2001 | 1142 | 1118 | 1142 | 1141 |