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