Hi my 8 month is having solids but still likes his milk .. we always had him on cow n gate colic and costipation but now he is older i dont think he needs it as he does not suffer with the problems now.. not only that but the price is alot nearly 9 pound a box any how i am trying him on cow n gate follow on milk only got cartoons for now .. really want to get him off the other milk do you think i am making the right choice ??