| Tournament | Round | Val Hardiman | Zina Costanzo |
| 10.11.2002 Geelong (VIC) | 6 | 401 | 393 |
| 01.12.2002 McKinnon (VIC) | 4 | 510 | 359 |
| 11.09.2004 Raymond Island (VIC) | 1 | 395 | 438 |
| 01.05.2005 Mayday (VIC) | 3 | 455 | 370 |
| 20.01.2008 Aestival Festival (VIC) | 3 | 446 | 409 |
| Head-to-head after 5 games | 4 | 1 | |
| Average score | 441.4 | 393.8 | |
| Spread: | 238 | -238 | |