I understand that this is on the large side for his age, vet is happy that he is not overweight just destined to be a large cat which is surprising as we found him as severely underweight half-starved 3 month old feral.kitten.
He has a very good appetite, we had been feeding on felix/whiskas as we hadn't budgeted for a cat but after reading some of the threads on here we are gradually switching him to.wainwrights