| Tournament | Round | Trevor Halsall | Susan MacGillivray |
| 09.12.2001 ACT Championships (ACT) | 12 | 489 | 341 |
| 24.11.2002 ACT Championships (ACT) | 1 | 411 | 375 |
| 04.05.2003 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 5 | 408 | 383 |
| 23.11.2003 ACT Championships (ACT) | 12 | 384 | 217 |
| 02.05.2004 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 6 | 416 | 397 |
| 30.01.2005 City of Sydney International Masters (NSW) | 10 | 473 | 373 |
| 17.04.2005 NSW/Victoria Border Challenge, Wagga Wagga (NSW) | 1 | 396 | 304 |
| 13.06.2005 Victorian Championships (VIC) | 20 | 297 | 438 |
| 06.10.2025 NSW CHAMPIONSHIP 2025 (NSW) | 3 | 417 | 340 |
| Head-to-head after 9 games | 8 | 1 | |
| Average score | 410.11 | 352 | |
| Spread: | 523 | -523 | |