| Date | Tournament | State | Round | Betty Mitchell | Mary Slater |
|---|---|---|---|---|---|
| 13/02/2000 | South Australian Championships | SA | 1 | 362 | 294 |
| 09/02/2001 | Unley February | SA | 4 | 371 | 280 |
| 27/05/2001 | May | SA | 1 | 315 | 363 |
| 15/07/2001 | July | SA | 3 | 394 | 348 |
| 14/10/2001 | October | SA | 1 | 348 | 332 |
| 23/11/2001 | November | SA | 1 | 382 | 269 |
| 16/11/2002 | November | SA | 2 | 340 | 289 |
| 07/03/2004 | South Australian Championships | SA | 11 | 337 | 326 |
| 26/06/2004 | Unley June | SA | 6 | 325 | 321 |
| 13/03/2005 | South Australian Championships | SA | 1 | 282 | 295 |
| Head-to-head after 10 games | 8 | 2 | |||
| Average score | 345.60 | 311.70 | |||
| Spread | 339 | -339 | |||