KO Report for Subsidary Cup 2017-18
| Britannia A | 9 | 15 | Britannia B |
| Sea Lion A | 17 | 7 | Sea Lion B |
| Wellington B | 9 | 15 | Benks B |
| Prince Of Wales C | 11 | 13 | Blue Mugge A |
| Blue Mugge A | 14 | 10 | Benks B |
| Britannia B | 10 | 14 | Sea Lion A |
| Blue Mugge A | 16 | 8 | Sea Lion A |
| Britannia A | 9 | 15 | Britannia B |
| Sea Lion A | 17 | 7 | Sea Lion B |
| Wellington B | 9 | 15 | Benks B |
| Prince Of Wales C | 11 | 13 | Blue Mugge A |
| Blue Mugge A | 14 | 10 | Benks B |
| Britannia B | 10 | 14 | Sea Lion A |
| Blue Mugge A | 16 | 8 | Sea Lion A |