| Date | Tournament | State | Round | Carol Johnston | Keith Merritt |
|---|---|---|---|---|---|
| 15/02/2004 | Ipswich | QLD | 5 | 264 | 335 |
| 22/08/2004 | Queensland Championships | QLD | 5 | 291 | 284 |
| 03/10/2004 | Mindbenders Standard | QLD | 1 | 341 | 341 |
| 11/09/2005 | Toowoomba | QLD | 7 | 306 | 248 |
| 23/10/2005 | Mindbenders Standard | QLD | 4 | 306 | 297 |
| 15/01/2006 | Greenbank | QLD | 4 | 329 | 265 |
| 09/04/2006 | Coorparoo Warmup Marathon | QLD | 7 | 324 | 228 |
| 08/10/2006 | Coorparoo Fundraising | QLD | 1 | 283 | 327 |
| 07/10/2007 | Nanango | QLD | 1 | 416 | 375 |
| 04/05/2008 | Queensland Championships | QLD | 14 | 316 | 246 |
| Head-to-head after 10 games | 7.5 | 2.5 | |||
| Average score | 317.60 | 294.60 | |||
| Spread | 230 | -230 | |||