| Tournament | Round | Nicole Findlay | Zina Costanzo |
| 09.08.1998 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 4 | 382 | 362 |
| 06.12.1998 Brighton (VIC) | 3 | 367 | 295 |
| 21.02.1999 Camberwell (VIC) | 1 | 339 | 342 |
| 18.07.1999 Nunawading (VIC) | 3 | 460 | 241 |
| 22.04.2000 Australian Championships (QLD) | 18 | 461 | 338 |
| 12.06.2000 Victorian Championships (VIC) | 18 | 367 | 362 |
| 30.12.2000 Decathon (VIC) | 7 | 351 | 449 |
| 09.06.2001 Victorian Championships (VIC) | 14 | 347 | 384 |
| 10.06.2002 Victorian Championships (VIC) | 8 | 364 | 335 |
| 20.07.2002 July Bunny (VIC) | 3 | 100 | 300 |
| 07.10.2002 New South Wales Championships (NSW) | 1 | 412 | 341 |
| 10.11.2002 Geelong (VIC) | 4 | 383 | 357 |
| 29.12.2002 Decathon (VIC) | 1 | 338 | 414 |
| 14.09.2003 Melbourne Masters (VIC) | 4 | 438 | 276 |
| 11.09.2004 Raymond Island (VIC) | 4 | 408 | 405 |
| 23.07.2006 Midwinter (VIC) | 6 | 364 | 375 |
| Head-to-head after 16 games | 10 | 6 | |
| Average score | 367.56 | 348.5 | |
| Spread: | 305 | -305 | |