| Date | Tournament | State | Round | Maree Heynen | Vicki Underhill |
|---|---|---|---|---|---|
| 21/03/2004 | Wyong | NSW | 5 | 332 | 374 |
| 06/02/2005 | Kempsey | NSW | 11 | 310 | 413 |
| 02/10/2006 | New South Wales Championships | NSW | 16 | 280 | 334 |
| 15/07/2007 | Winter Challenge | NSW | 9 | 351 | 362 |
| Head-to-head after 4 games | 0 | 4 | |||
| Average score | 318.25 | 370.75 | |||
| Spread | -210 | 210 | |||