Arm length veterinary type disposable gloves permit the clean gralloch, separation of offal types ( liver heart kidneys for possible human consumption, in one of them first, tongue, skirt emptied rumen in the other one, first one best taken off the hand you use the knife in

), plus they
a) keep your sleeves clean and
b) give you a chance to get the job done without any ticks getting 'intimate' (knowing several professional stalkers who have suffered from Lymes disease, plus one who died as a result)
About 10p a pop, a "use-once" item with min. two uses and many benefits, some health-related
Been using them 25+ years.
www.fearing.co.uk