| Tournament | Round | Col Coulton | Carol Johnston |
| 11.12.2004 December Marathon (QLD) | 5 | 423 | 227 |
| 11.12.2004 December Marathon (QLD) | 10 | 341 | 313 |
| 29.05.2005 Surfers is Paradise Mindgames (QLD) | 4 | 391 | 246 |
| 12.02.2006 Ipswich (QLD) | 4 | 272 | 328 |
| 09.04.2006 Coorparoo Warmup Marathon (QLD) | 2 | 355 | 329 |
| 21.05.2006 May-Larkey Coorparoo (QLD) | 3 | 406 | 284 |
| Head-to-head after 6 games | 5 | 1 | |
| Average score | 364.66 | 287.83 | |