I spent nine years as a student advisor helping with budgets. A dog costs £95...

https://www.studentjob.co.uk/blog/6841-how-much-does-it-cost-to-have-a-pet-at-university

I spent nine years as a student advisor helping with budgets. A dog costs £95 to £205 monthly, and one out-of-hours vet trip is £269. If you want a pet in a shared house, read my guide on the real costs. It will help you plan your money for your studies!