| Conversions | Club | VS Club | Date | |
|---|---|---|---|---|
| 10 | France U20 | Italy U20 | 23-02-2018 | Match details |
| 10 | France U20 | Scotland U20 | 09-02-2018 | Match details |
| 9 | Italy U20 | Scotland U20 | 16-03-2018 | Match details |
| 9 | Wales U20 | Ireland U20 | 23-02-2018 | Match details |
| 7 | Ireland U20 | Italy U20 | 09-02-2018 | Match details |
| 6 | Ireland U20 | England U20 | 16-03-2018 | Match details |
| 5 | France U20 | Ireland U20 | 02-02-2018 | Match details |
| 4 | England U20 | Wales U20 | 09-02-2018 | Match details |
| 4 | Wales U20 | Scotland U20 | 02-02-2018 | Match details |
| 4 | Ireland U20 | Scotland U20 | 09-03-2018 | Match details |
| 3 | Italy U20 | England U20 | 02-02-2018 | Match details |
| 3 | Scotland U20 | England U20 | 23-02-2018 | Match details |
| 2 | Wales U20 | Italy U20 | 09-03-2018 | Match details |
| 2 | France U20 | Wales U20 | 16-03-2018 | Match details |
| 1 | England U20 | France U20 | 09-03-2018 | Match details |
