| Tournament | Round | Mary Slater | Mary Packenham |
| 23.03.2001 South Australian Championships (SA) | 2 | 377 | 307 |
| 21.07.2002 Unley July (SA) | 5 | 267 | 303 |
| 15.02.2003 Unley February (SA) | 4 | 335 | 301 |
| 08.03.2003 South Australian Championships (SA) | 5 | 300 | 380 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 319.75 | 322.75 | |
| Spread: | -12 | 12 | |