| Tournament | Round | Betty Irwin | Sue Fullerton |
| 21.02.2007 Ulladulla Summer Games Wednesday (NSW) | 5 | 354 | 290 |
| 16.05.2009 Ulladulla (NSW) | 3 | 319 | 339 |
| 18.09.2010 Ulladulla 2010 (NSW) | 11 | 346 | 313 |
| 15.05.2011 Ulladulla (NSW) | 10 | 430 | 317 |
| 20.05.2012 Ulladulla (NSW) | 12 | 330 | 329 |
| Head-to-head after 5 games | 4 | 1 | |
| Average score | 355.8 | 317.6 | |
| Spread: | 191 | -191 | |