| Tournament | Round | Trish Cearns | Joyce Brooks |
| 24.05.1998 South Australian Championships (SA) | 4 | 279 | 444 |
| 22.11.1998 Xmas (SA) | 4 | 258 | 314 |
| 21.03.1999 March (SA) | 2 | 406 | 313 |
| 21.04.2003 Australian Championships (SA) | 8 | 277 | 307 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 305 | 344.5 | |
| Spread: | -158 | 158 | |