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