| Tournament | Round | Joan Ashton | Pamela Emerson |
| 23.11.2001 November (SA) | 5 | 291 | 250 |
| 18.08.2002 August (SA) | 3 | 273 | 379 |
| 10.02.2002 February (SA) | 5 | 286 | 329 |
| 20.07.2003 Hove (SA) | 1 | 294 | 278 |
| 10.08.2003 Unley August (SA) | 2 | 311 | 344 |
| 13.09.2003 Southern Tournament (SA) | 3 | 305 | 309 |
| 08.02.2004 February Open (SA) | 5 | 258 | 304 |
| 18.09.2004 Southern Tournament (SA) | 1 | 271 | 261 |
| 13.03.2005 South Australian Championships (SA) | 4 | 246 | 361 |
| 22.05.2005 May (SA) | 5 | 293 | 324 |
| 30.04.2006 April Tournament (SA) | 1 | 304 | 342 |
| 21.05.2006 SA May Tournament (SA) | 1 | 229 | 346 |
| 24.05.2009 May Tournament (SA) | 6 | 314 | 389 |
| 07.03.2010 SA Championship (SA) | 2 | 332 | 377 |
| Head-to-head after 14 games | 3 | 11 | |
| Average score | 286.21 | 328.07 | |
| Spread: | -586 | 586 | |