| Tournament | Round | Colleen McCormick | Vera Etherton |
| 24.10.2010 WINTER OPEN 2010 (WA) | 8 | 456 | 382 |
| 09.07.2017 BISAGM17 (WA) | 4 | 286 | 362 |
| 30.07.2017 Bassendean (WA) | 2 | 314 | 303 |
| 27.08.2017 COOGEE (WA) | 3 | 316 | 376 |
| 22.04.2018 YOOF APRIL (WA) | 1 | 366 | 377 |
| 18.08.2019 AUGTRIS (WA) | 6 | 413 | 311 |
| Head-to-head after 6 games | 3 | 3 | |
| Average score | 358.5 | 351.83 | |
| Spread: | 40 | -40 | |