| Tournament | Round | Carol Johnston | Elaine Ison |
| 15.01.2005 Greenbank (QLD) | 6 | 310 | 348 |
| 08.10.2006 Coorparoo Fundraising (QLD) | 5 | 296 | 349 |
| 03.12.2006 Southport Christmas (QLD) | 3 | 376 | 333 |
| 06.04.2008 April Foolery (QLD) | 3 | 300 | 269 |
| 16.11.2008 Cleveland (QLD) | 6 | 347 | 323 |
| 07.12.2008 Southport Christmas (QLD) | 2 | 299 | 422 |
| 10.10.2009 Red Hill (QLD) | 5 | 404 | 294 |
| 06.05.2012 Alzheimer's FR Sunday (QLD) | 1 | 288 | 328 |
| 12.05.2013 Sunday Alzheimer's (QLD) | 4 | 401 | 277 |
| Head-to-head after 9 games | 5 | 4 | |
| Average score | 335.66 | 327 | |
| Spread: | 78 | -78 | |