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