| Tournament | Round | Kris Howat | Zina Costanzo |
| 06.12.1998 Brighton (VIC) | 4 | 389 | 320 |
| 23.05.1999 Dandenong (VIC) | 3 | 257 | 499 |
| 19.11.2000 Geelong (VIC) | 1 | 315 | 450 |
| 25.08.2002 Eastern Suburbs (VIC) | 7 | 266 | 420 |
| 19.01.2003 Bil Rose Aestival (VIC) | 6 | 335 | 350 |
| Head-to-head after 5 games | 1 | 4 | |
| Average score | 312.39 | 407.8 | |
| Spread: | -477 | 477 | |