| Date | Tournament | State | Round | Trish Windhurst | Colleen Birch |
|---|---|---|---|---|---|
| 01/03/1998 | Balmain | NSW | 2 | 314 | 359 |
| 30/08/1998 | Baulkham Hills | NSW | 4 | 433 | 308 |
| 05/10/1998 | New South Wales Championships | NSW | 9 | 416 | 340 |
| 17/01/1999 | Baulkham Hills | NSW | 8 | 427 | 324 |
| 25/07/2004 | Newcastle | NSW | 1 | 406 | 439 |
| 26/07/2015 | EMPIRE BAY MINI | NSW | 5 | 444 | 403 |
| 25/10/2015 | Empire Bay Mini | NSW | 4 | 392 | 379 |
| 28/02/2016 | Empire Bay Mini 1 | NSW | 2 | 346 | 362 |
| 30/10/2016 | Empire Bay Mini 3 | NSW | 6 | 293 | 402 |
| 26/02/2017 | Empire Bay | NSW | 6 | 272 | 438 |
| 25/02/2018 | Empire Bay (1) | NSW | 4 | 325 | 295 |
| 22/07/2018 | Empire Bay Mini (2) | NSW | 3 | 342 | 471 |
| 01/03/2020 | Empire Bay Mini (1) | NSW | 4 | 373 | 383 |
| Head-to-head after 13 games | 6 | 7 | |||
| Average score | 367.92 | 377.15 | |||
| Spread | -120 | 120 | |||