| Tournament | Round | Liz Jackman | Sal Costanzo |
| 15.04.1998 Australian Championships (TAS) | 17 | 333 | 380 |
| 08.06.1998 Victorian Championships (VIC) | 16 | 324 | 425 |
| 05.04.1999 Australian Championships (NSW) | 10 | 311 | 403 |
| 30.01.2000 City of Sydney International Masters (NSW) | 1 | 307 | 421 |
| 27.01.2001 City of Sydney International Masters (NSW) | 9 | 353 | 393 |
| 16.04.2001 Australian Championships (VIC) | 1 | 310 | 443 |
| 05.05.2002 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 9 | 386 | 375 |
| 14.06.2004 Victorian Championships (VIC) | 5 | 345 | 480 |
| Head-to-head after 8 games | 1 | 7 | |
| Average score | 333.62 | 415 | |
| Spread: | -651 | 651 | |