| Date | Tournament | State | Round | Betty Irwin | Edith Lowbeer |
|---|---|---|---|---|---|
| 17/02/2001 | Wollongong WORDS February Frolic | NSW | 4 | 421 | 311 |
| 27/05/2001 | Ulladulla | NSW | 9 | 345 | 354 |
| 24/11/2002 | ACT Championships | ACT | 1 | 283 | 333 |
| 22/05/2005 | Ulladulla | NSW | 10 | 339 | 364 |
| 17/06/2005 | Wollongong Marj Babb | NSW | 5 | 343 | 354 |
| 18/05/2008 | Ulladulla | NSW | 9 | 329 | 335 |
| Head-to-head after 6 games | 1 | 5 | |||
| Average score | 343.33 | 341.83 | |||
| Spread | 9 | -9 | |||