| Tournament | Round | Joan Rosenthal | Debbie Caldwell |
| 27.11.2004 Trans Tasman (QLD) | 9 | 409 | 380 |
| 27.11.2004 Trans Tasman (QLD) | 21 | 389 | 402 |
| 30.11.2008 Trans-Tasman Challenge (NSW) | 11 | 342 | 413 |
| 30.11.2008 Trans-Tasman Challenge (NSW) | 23 | 488 | 319 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 407 | 378.5 | |
| Spread: | 114 | -114 | |