| Date | Tournament | State | Round | Trevor Halsall | Alison Pollard |
|---|---|---|---|---|---|
| 25/01/1998 | City of Sydney International Masters | NSW | 14 | 463 | 321 |
| 05/04/1999 | Australian Championships | NSW | 16 | 355 | 392 |
| 06/05/2001 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 5 | 350 | 300 |
| 09/12/2001 | ACT Championships | ACT | 4 | 378 | 337 |
| 27/10/2002 | Spring Marathon | NSW | 11 | 372 | 325 |
| 24/11/2002 | ACT Championships | ACT | 5 | 377 | 365 |
| 04/05/2003 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 2 | 388 | 338 |
| 02/05/2004 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 8 | 380 | 351 |
| 04/10/2004 | New South Wales Championships | NSW | 16 | 408 | 404 |
| Head-to-head after 9 games | 8 | 1 | |||
| Average score | 385.67 | 348.11 | |||
| Spread | 338 | -338 | |||