*stats are updated at the end of each year. Last update = Nov 2022
Top 10 New Zealand Rugby Producing Schools
| RANK | SCHOOL | NUMBER |
| 1 | Auckland Grammar | 50 |
| 2 | Christchurch Boys | 43 |
| 3 | Wellington College | 35 |
| 4 | New Plymouth | 24 |
| 5 | Christs College | 21 |
| 6 | Nelson College | 20 |
| 7 | Sacred Heart | 18 |
| 8 | Palmerston North | 15 |
| 9 | Kings College | 14 |
| 10 | St Pats, Town | 13 |
Top 10 New Zealand Under 20 Rugby Producing Schools
| RANK | SCHOOL | NUMBER |
| 1 | Hamilton Boys | 22 |
| 2 | Christchurch Boys | 16 |
| 2 | St Kents | 16 |
| 4 | MAGS | 12 |
| 5 | Palmerston North | 11 |
| 5 | Hastings | 11 |
| 7 | Napier Boys | 10 |
| 8 | St Pats, Silverstream | 9 |
| 8 | New Plymouth | 9 |
| 10 | Wellington College | 8 |
| 10 | Wesley College | 8 |
| 10 | St Pats, Town | 8 |
| 10 | Feilding | 8 |
| 10 | Sacred Heart | 8 |
| 10 | Scots College | 8 |
| 10 | Tauranga | 8 |
Top 10 New Zealand Under 18 Rugby Producing Schools
| RANK | SCHOOL | NUMBER |
| 1 | Hamilton Boys | 54 |
| 2 | Auckland Grammar | 39 |
| 3 | Kings College | 39 |
| 4 | Kelston | 38 |
| 5 | Palmerston North | 34 |
| 6 | Christchurch Boys | 33 |
| 7 | Sacred Heart | 29 |
| 8 | MAGS | 28 |
| 9 | Gisborne | 26 |
| 10 | Wellington College | 26 |