| Tournament | Round | Carol Johnston | Julie Walder |
| 04.08.2007 Magnetic Island Saturday (QLD) | 4 | 324 | 425 |
| 10.08.2014 Townsville Sunday (QLD) | 3 | 276 | 375 |
| 29.09.2018 Magnetic Is Sat (QLD) | 2 | 343 | 336 |
| 30.09.2018 Magnetic Is Sun (QLD) | 6 | 341 | 350 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 321 | 371.5 | |
| Spread: | -202 | 202 | |