f**k the cats mate,stick with it,from what your saying,ie,4 fingers high,spot on,iv always set mine to this and never had any problems, typically with snaring around my way,it seems all or nothing,keep at it,although the odd pheasant isnt un-common
No problems ,and not many rabbits either ,Trappa,read Glen Waters articles on setting snares,his instructions are easy to follow ,and very clear,stick with him and you soon catching a few