| Tournament | Round | Joan Ashton | Rosemary Bone |
| 08.03.2003 South Australian Championships (SA) | 1 | 314 | 324 |
| 12.03.2006 South Australian Championships (SA) | 1 | 286 | 350 |
| 28.12.2006 Christmas Leftovers AM (SA) | 2 | 434 | 291 |
| 28.12.2006 Christmas Leftovers PM (SA) | 2 | 419 | 338 |
| 09.03.2008 South Australian Championships (SA) | 1 | 247 | 335 |
| Head-to-head after 5 games | 2 | 3 | |
| Average score | 340 | 327.6 | |
| Spread: | 62 | -62 | |