| Tournament | Round | Carol Johnston | Patti Ashwin |
| 02.08.2009 Townsville Sunday (QLD) | 2 | 362 | 403 |
| 01.04.2013 Australian Championship (QLD) | 15 | 290 | 463 |
| 29.09.2018 Magnetic Is Sat (QLD) | 1 | 408 | 352 |
| 30.09.2018 Magnetic Is Sun (QLD) | 5 | 410 | 403 |
| 14.10.2018 Mid-October Madness (QLD) | 5 | 352 | 393 |
| 02.06.2019 Sunshine Coast (QLD) | 15 | 254 | 434 |
| 21.07.2019 QAH July (QLD) | 2 | 277 | 416 |
| 06.10.2019 Oktoberfest (QLD) | 3 | 273 | 535 |
| 07.03.2021 March Madness (QLD) | 3 | 306 | 455 |
| 02.05.2021 May Day (QLD) | 1 | 250 | 369 |
| Head-to-head after 10 games | 2 | 8 | |
| Average score | 318.2 | 422.3 | |
| Spread: | -1041 | 1041 | |