| Date | Tournament | State | Round | Trish Windhurst | Margaret Andrews |
|---|---|---|---|---|---|
| 12/07/1998 | Chatswood | NSW | 1 | 394 | 365 |
| 15/08/1998 | Revesby | NSW | 5 | 342 | 294 |
| 05/10/1998 | New South Wales Championships | NSW | 10 | 508 | 302 |
| 05/10/1998 | New South Wales Championships | NSW | 14 | 419 | 309 |
| 12/12/1998 | North Shore | NSW | 2 | 334 | 416 |
| 17/01/1999 | Baulkham Hills | NSW | 7 | 477 | 320 |
| 10/07/1999 | Chatswood | NSW | 5 | 338 | 370 |
| 04/10/1999 | New South Wales Championships | NSW | 4 | 404 | 260 |
| 07/10/2002 | New South Wales Championships | NSW | 17 | 363 | 343 |
| 20/03/2005 | Wyong | NSW | 5 | 378 | 399 |
| 22/11/2009 | Central Coast Championships | NSW | 2 | 418 | 379 |
| 20/11/2011 | CENTRAL COAST Two Days | NSW | 3 | 326 | 319 |
| Head-to-head after 12 games | 9 | 3 | |||
| Average score | 391.75 | 339.67 | |||
| Spread | 625 | -625 | |||