| Tournament | Round | Vicki Underhill | Svend Grunnet |
| 01.07.2001 Lismore (NSW) | 5 | 421 | 304 |
| 06.02.2005 Kempsey (NSW) | 10 | 412 | 332 |
| 24.04.2005 Lismore (NSW) | 7 | 430 | 342 |
| 05.02.2006 Kempsey Challenge (NSW) | 6 | 470 | 289 |
| 27.08.2006 Queensland Championships (QLD) | 16 | 493 | 336 |
| 04.02.2007 Kempsey Challenge (NSW) | 11 | 385 | 282 |
| Head-to-head after 6 games | 6 | 0 | |
| Average score | 435.16 | 314.16 | |
| Spread: | 726 | -726 | |