| Tournament | Round | Elwyn Chalk | Janet Cotter |
| 19.09.1999 Spring Subiaco (WA) | 4 | 248 | 488 |
| 22.06.2003 Manning (WA) | 1 | 386 | 400 |
| 30.11.2003 Hamersley (WA) | 2 | 388 | 254 |
| 28.03.2004 Nedlands (WA) | 1 | 320 | 330 |
| 30.05.2004 Melville (WA) | 2 | 396 | 345 |
| Head-to-head after 5 games | 2 | 3 | |
| Average score | 347.6 | 363.4 | |
| Spread: | -79 | 79 | |