| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Jesse Porter | East Otago High School | 26.06q |
| 2 | Hardy Blackwood | Taieri College | 26.95q |
| 3 | Sovanna Te | Kavanagh College | 27.44 |
| 4 | Dylan Hills | Kaikorai Valley College | 28.46 |
| 5 | Cody Benck | Dunstan High School | 29.15 |
| 5 | Bradon Wilson | South Otago High School | 29.15 |
| 7 | Blake McAlevey-Scurr | Logan Park High School | 29.56 |
| -- | Lochlan Kennedy | Taieri College | DNS |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Robert Jopp | John McGlashan | 25.49q |
| 2 | Gavin Stark | Blue Mountain College | 25.62q |
| 3 | Hiroki Takamatsu | Kings High School | 26.39q |
| 4 | Felix Lucas | Otago Boys High School | 27.01q |
| 5 | Jamie Keen | Cromwell College | 28.29 |
| 6 | zachary ludwig | St Kevin's College | 28.47 |
| 7 | Josh Wassell | Kavanagh College | 29.38 |
| -- | Quinten Hughes | John McGlashan | DNS |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | rodney bungard | St Kevin's College | 25.81q |
| 2 | Troy Gill | Kings High School | 26.45q |
| 3 | Jesse Te Maiharoa | Otago Boys High School | 27.35 |
| 4 | Sam Watson | Otago Boys High School | 27.80 |
| 5 | Chris Occonnell | John McGlashan | 28.14 |
| 6 | Ross Burnett | South Otago High School | 28.91 |
| 7 | David Jackson-Gage | Kings High School | 30.30 |
| -- | George Woodhouse | Kavanagh College | DNS |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | rodney bungard | St Kevin's College | 25.54 |
| 2 | Jesse Porter | East Otago High School | 25.70 |
| 3 | Gavin Stark | Blue Mountain College | 26.19 |
| 4 | Troy Gill | Kings High School | 26.75 |
| 5 | Felix Lucas | Otago Boys High School | 26.93 |
| 6 | Hiroki Takamatsu | Kings High School | 27.17 |
| 7 | Hardy Blackwood | Taieri College | 27.82 |
| -- | Robert Jopp | John McGlashan | SCR |