Offspring of Firth By Numbers at Kilhey
| Name | Sex | Owner | Sire | Dogs Beaten | SOP |
| Kilhey Calculatia | Bitch | Loving Family | Corelli Locomotive | 0 | 83.80 |
| Kilhey Calculus Prince | Dog | Loving Family | Ch Corelli Prince Of Wales | 0 | 84.30 |
| Name | Sex | Owner | Sire | Dogs Beaten | SOP |
| Kilhey Calculatia | Bitch | Loving Family | Corelli Locomotive | 0 | 83.80 |
| Kilhey Calculus Prince | Dog | Loving Family | Ch Corelli Prince Of Wales | 0 | 84.30 |