| Date | Tournament | State | Round | Marge Roberts | Anne Trotter |
|---|---|---|---|---|---|
| 08/12/2002 | Marathon | WA | 5 | 365 | 344 |
| 31/05/2003 | Western Australian Championships | WA | 5 | 362 | 427 |
| 13/07/2003 | Bassendean | WA | 1 | 407 | 340 |
| 31/08/2003 | Yokine | WA | 6 | 388 | 287 |
| 25/09/2005 | Manjimup Standard | WA | 2 | 336 | 449 |
| Head-to-head after 5 games | 3 | 2 | |||
| Average score | 371.60 | 369.40 | |||
| Spread | 11 | -11 | |||