| Tournament | Round | Zina Costanzo | Kerry Constable |
| 09.08.1998 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 9 | 347 | 365 |
| 07.05.2000 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 6 | 310 | 438 |
| 05.05.2002 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 9 | 371 | 325 |
| 04.05.2003 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 1 | 342 | 435 |
| 02.05.2004 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 9 | 491 | 371 |
| Head-to-head after 5 games | 2 | 3 | |
| Average score | 372.2 | 386.8 | |
| Spread: | -73 | 73 | |