| Placing | Athlete | Team | Finals | Wind |
|---|---|---|---|---|
| 1 | Liam Johnson | Timaru Boys' High School | 47.16 | |
| 2 | Oliver Beresford | Christ's College | 44.95 | |
| 3 | Matthew Todd | Christ's College | 44.30 | |
| 4 | Ethan Walker | Taieri College | 39.68 | |
| 5 | Alex Hemens | Christ's College | 36.88 | |
| 6 | Tainui Little | Kings High School | 35.06 | |
| 7 | Joel Bolton | Kings High School | 33.81 | |
| 8 | Edward Hsing | Christ's College | 32.98 |