| Tournament | Round | Patti Ashwin | Cheryl Michler |
| 05.04.2010 Aus Championship (SA) | 4 | 451 | 365 |
| 01.04.2013 Australian Championship (QLD) | 11 | 290 | 482 |
| 06.04.2015 Australian Championship (VIC) | 11 | 361 | 372 |
| Head-to-head after 3 games | 1 | 2 | |
| Average score | 367.33 | 406.33 | |
| Spread: | -117 | 117 | |