| Date | Tournament | State | Round | Zina Costanzo | Gillian Renwick |
|---|---|---|---|---|---|
| 27/07/2003 | Bentleigh | VIC | 3 | 408 | 332 |
| 13/06/2005 | Victorian Championships | VIC | 9 | 313 | 354 |
| 13/06/2005 | Victorian Championships | VIC | 12 | 341 | 296 |
| 16/10/2005 | Frankston | VIC | 4 | 319 | 289 |
| 06/11/2005 | Geelong | VIC | 1 | 455 | 272 |
| 28/12/2005 | Decathon | VIC | 2 | 291 | 345 |
| Head-to-head after 6 games | 4 | 2 | |||
| Average score | 354.50 | 314.67 | |||
| Spread | 239 | -239 | |||