| Tournament | Round | Sandra Elliott | Trish Windhurst |
| 23.11.2008 CENTRAL COAST CHAMPIONSHIP 08 (NSW) | 12 | 391 | 336 |
| 01.06.2013 CENTRAL COAST (NSW) | 7 | 392 | 323 |
| 29.03.2015 EMPIRE BAY MINI (NSW) | 4 | 325 | 403 |
| 25.10.2015 Empire Bay Mini (NSW) | 6 | 323 | 476 |
| 29.11.2015 Central Coast Championships (NSW) | 5 | 409 | 484 |
| 28.02.2016 Empire Bay Mini 1 (NSW) | 1 | 387 | 283 |
| 30.10.2016 Empire Bay Mini 3 (NSW) | 7 | 333 | 398 |
| 27.11.2016 Central Coast Champs (NSW) | 2 | 341 | 356 |
| 26.02.2017 Empire Bay (NSW) | 3 | 372 | 314 |
| 03.06.2017 Central Coast (NSW) | 1 | 297 | 451 |
| 05.05.2018 Lake Macquarie (NSW) | 1 | 388 | 379 |
| 24.02.2019 Empire Bay Mini Feb (NSW) | 1 | 364 | 319 |
| Head-to-head after 12 games | 6 | 6 | |
| Average score | 360.16 | 376.83 | |