| Date | Tournament | State | Round | Betty Mitchell | Trish Cearns |
|---|---|---|---|---|---|
| 22/02/1998 | Unley February | SA | 1 | 313 | 376 |
| 29/03/1998 | Unley | SA | 1 | 313 | 376 |
| 05/04/1998 | Victor Harbour | SA | 6 | 333 | 372 |
| 25/10/1998 | October | SA | 3 | 390 | 364 |
| 21/04/2003 | Australian Championships | SA | 7 | 290 | 459 |
| 17/04/2006 | Australian Championships | QLD | 3 | 351 | 315 |
| Head-to-head after 6 games | 2 | 4 | |||
| Average score | 331.67 | 377.00 | |||
| Spread | -272 | 272 | |||