| Date | Tournament | State | Round | Margaret Andrews | Colleen Birch |
|---|---|---|---|---|---|
| 11/01/1998 | Baulkham Hills | NSW | 8 | 289 | 399 |
| 05/10/1998 | New South Wales Championships | NSW | 5 | 376 | 306 |
| 17/01/1999 | Baulkham Hills | NSW | 2 | 361 | 352 |
| 09/09/2001 | Baulkham Hills Open | NSW | 6 | 329 | 409 |
| 15/09/2002 | Baulkham Hills Open | NSW | 1 | 323 | 422 |
| 27/07/2003 | Newcastle | NSW | 7 | 341 | 435 |
| 18/01/2004 | Baulkham Hills Kick-Off | NSW | 4 | 325 | 417 |
| 06/03/2004 | Balmain BUGS | NSW | 7 | 345 | 353 |
| 05/03/2006 | Balmain BUGS | NSW | 6 | 369 | 390 |
| 14/01/2007 | Baulkham Hills Kick-Off | NSW | 2 | 291 | 458 |
| Head-to-head after 10 games | 2 | 8 | |||
| Average score | 334.90 | 394.10 | |||
| Spread | -592 | 592 | |||