| Tournament | Round | June Valentine | Zina Costanzo |
| 27.08.2000 Bentleigh (VIC) | 5 | 425 | 374 |
| 25.02.2001 Camberwell (VIC) | 5 | 378 | 388 |
| 15.05.2005 Dandenong (VIC) | 3 | 411 | 287 |
| 28.05.2006 06DAND.TOU (VIC) | 1 | 392 | 360 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 401.5 | 352.25 | |
| Spread: | 197 | -197 | |