| Tournament | Round | Ruth Probert | Dawn Lawrie |
| 26.05.2002 Melville (WA) | 4 | 282 | 347 |
| 14.07.2002 Bassendean (WA) | 5 | 313 | 293 |
| 19.06.2004 Western Australian Championships (WA) | 3 | 333 | 393 |
| 15.05.2005 Melville (WA) | 6 | 341 | 367 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 317.25 | 350 | |
| Spread: | -131 | 131 | |