| Date | Tournament | State | Round | Zina Costanzo | Win McKenna |
|---|---|---|---|---|---|
| 14/02/1993 | Camberwell | VIC | 6 | 346 | 405 |
| 10/09/1995 | Noble Park | VIC | 5 | 374 | 386 |
| 30/12/1996 | Summer Sgramble | VIC | 12 | 328 | 375 |
| 19/01/1997 | Aestival Twilight | VIC | 3 | 406 | 399 |
| 10/08/1997 | Jolly Roger | VIC | 1 | 394 | 379 |
| 08/03/1998 | Wangaratta | VIC | 2 | 430 | 318 |
| 27/09/1998 | Essendon | VIC | 3 | 348 | 323 |
| 28/12/1998 | Decathon | VIC | 5 | 382 | 370 |
| 07/02/1999 | Ballarat | VIC | 6 | 433 | 279 |
| 22/07/2000 | Melbourne Open | VIC | 6 | 335 | 399 |
| Head-to-head after 10 games | 6 | 4 | |||
| Average score | 377.60 | 363.30 | |||
| Spread | 143 | -143 | |||