| Tournament | Round | Lainie Mercieca | Trevor Halsall |
| 23.08.2015 Winter PMU (VIC) | 5 | 348 | 423 |
| 22.11.2015 Vic AGM (VIC) | 4 | 463 | 369 |
| 07.07.2019 Midwinter (VIC) | 1 | 369 | 377 |
| 16.05.2021 May Tournament (VIC) | 7 | 313 | 430 |
| 13.11.2021 VICTORIAN CHAMPS 21 (VIC) | 13 | 325 | 376 |
| 27.03.2022 March Tournament (VIC) | 3 | 313 | 414 |
| Head-to-head after 6 games | 1 | 5 | |
| Average score | 355.16 | 398.16 | |
| Spread: | -258 | 258 | |