| Tournament | Round | David Petrovic | Regine Siedler |
| 25.08.2007 Newtown (TAS) | 3 | 312 | 379 |
| 28.10.2007 Tasmanian Championships (TAS) | 1 | 268 | 364 |
| 28.10.2007 Tasmanian Championships (TAS) | 14 | 260 | 462 |
| 02.03.2008 Kingston (TAS) | 9 | 318 | 422 |
| Head-to-head after 4 games | 0 | 4 | |
| Average score | 289.5 | 406.75 | |
| Spread: | -469 | 469 | |