hello all am just new on here am looking 4 some help advice on how to get my patterdale pup started off or what age to do it she is 4 month old now would like to use her on charlies but like to no what age to start and how to go about bringing her on when i bought her from drewsburry i was told she was from the nuttal x wheelens line thank you for any help or advice all try get sum pics up