| Tournament | Round | Janet Cotter | Trudi Owens |
| 02.02.2003 Fremantle (WA) | 1 | 293 | 312 |
| 06.04.2003 Nedlands (WA) | 1 | 285 | 326 |
| 30.05.2004 Melville (WA) | 6 | 368 | 357 |
| 06.02.2005 Fremantle (WA) | 5 | 428 | 380 |
| 27.02.2005 Kwinana (WA) | 6 | 277 | 400 |
| Head-to-head after 5 games | 2 | 3 | |
| Average score | 330.2 | 355 | |
| Spread: | -124 | 124 | |