| Tournament | Round | Carmel Dodd | Zina Costanzo |
| 21.01.1999 City of Sydney Masters (NSW) | 11 | 350 | 444 |
| 29.06.2000 Bordertown (SA) | 8 | 366 | 351 |
| 03.11.2002 SA/Victoria Border Challenge Dimboola (VIC) | 1 | 346 | 402 |
| 14.06.2004 Victorian Championships (VIC) | 4 | 401 | 373 |
| 11.06.2007 Victorian Championships (VIC) | 18 | 379 | 373 |
| Head-to-head after 5 games | 3 | 2 | |
| Average score | 368.4 | 388.6 | |
| Spread: | -101 | 101 | |