| Tournament | Round | Betty Mitchell | Barbara Senior |
| 24.05.1998 South Australian Championships (SA) | 3 | 292 | 432 |
| 13.02.2000 South Australian Championships (SA) | 5 | 308 | 483 |
| 21.10.2000 Unley October (SA) | 4 | 344 | 333 |
| 22.11.2000 Unley November (SA) | 2 | 321 | 383 |
| 14.01.2001 January Open (SA) | 4 | 253 | 473 |
| 07.11.2002 September (SA) | 4 | 348 | 394 |
| 21.06.2003 Unley June (SA) | 1 | 264 | 391 |
| 15.11.2003 Unley November (SA) | 5 | 401 | 282 |
| 24.04.2004 Unley April (SA) | 2 | 332 | 432 |
| 20.02.2005 February (SA) | 6 | 330 | 418 |
| 13.03.2005 South Australian Championships (SA) | 4 | 419 | 342 |
| 16.04.2005 April (SA) | 6 | 450 | 430 |
| 22.05.2005 May (SA) | 3 | 441 | 363 |
| 18.06.2005 June (SA) | 4 | 393 | 308 |
| 05.02.2006 Round Robin (SA) | 4 | 313 | 320 |
| 30.04.2006 April Tournament (SA) | 3 | 395 | 270 |
| 17.06.2006 SA June Tournament (SA) | 4 | 363 | 390 |
| 22.10.2006 October Tournament (SA) | 1 | 358 | 340 |
| 19.11.2006 November (SA) | 3 | 397 | 294 |
| 24.08.2008 SA August Tournament (SA) | 4 | 323 | 430 |
| 21.09.2008 SA September Tournament (SA) | 6 | 348 | 278 |
| 10.10.2010 SA October (SA) | 3 | 338 | 331 |
| Head-to-head after 22 games | 11 | 11 | |
| Average score | 351.4 | 368.95 | |
| Spread: | -386 | 386 | |