| Tournament | Round | Merriss Adler | Michael Adler |
| 09.08.1998 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 7 | 369 | 344 |
| 06.05.2001 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 11 | 292 | 405 |
| Head-to-head after 2 games | 1 | 1 | |
| Average score | 330.5 | 374.5 | |
| Spread: | -88 | 88 | |