| Tournament | Round | Joanna Dalton | Merle Skopp |
| 15.01.2005 Greenbank (QLD) | 1 | 405 | 346 |
| 07.05.2007 Queensland Championships Sunday Round Robin (QLD) | 4 | 258 | 288 |
| 07.05.2007 Queensland Championships Sunday Round Robin (QLD) | 6 | 323 | 279 |
| 29.09.2009 Spring-Board (QLD) | 1 | 273 | 367 |
| 11.05.2010 Coorparoo May Invite (QLD) | 2 | 399 | 306 |
| 27.12.2010 LAST CHANCE 2010 (QLD) | 6 | 353 | 277 |
| Head-to-head after 6 games | 4 | 2 | |
| Average score | 335.16 | 310.5 | |
| Spread: | 148 | -148 | |