| Tournament | Round | Trish Windhurst | Sandra Elliott |
| 23.11.2008 CENTRAL COAST CHAMPIONSHIP 08 (NSW) | 12 | 336 | 391 |
| 01.06.2013 CENTRAL COAST (NSW) | 7 | 323 | 392 |
| 29.03.2015 EMPIRE BAY MINI (NSW) | 4 | 403 | 325 |
| 25.10.2015 Empire Bay Mini (NSW) | 6 | 476 | 323 |
| 29.11.2015 Central Coast Championships (NSW) | 5 | 484 | 409 |
| 28.02.2016 Empire Bay Mini 1 (NSW) | 1 | 283 | 387 |
| 30.10.2016 Empire Bay Mini 3 (NSW) | 7 | 398 | 333 |
| 27.11.2016 Central Coast Champs (NSW) | 2 | 356 | 341 |
| 26.02.2017 Empire Bay (NSW) | 3 | 314 | 372 |
| 03.06.2017 Central Coast (NSW) | 1 | 451 | 297 |
| 05.05.2018 Lake Macquarie (NSW) | 1 | 379 | 388 |
| 24.02.2019 Empire Bay Mini Feb (NSW) | 1 | 319 | 364 |
| Head-to-head after 12 games | 6 | 6 | |
| Average score | 376.83 | 360.16 | |
| Spread: | 200 | -200 | |