20 to 30 yds is where I let mine go I won't to follow him in and get the hog ASAP I also have better luck with not having as many cut as some guys I know that let there's go further away
i normally turn my loose the same an do the same ... if they are fightin so am I
once i was casting my dogs an slipped an let the bulldogs chain go ... she ran with my cur dogs the whole way an in about 15 minutes they all went treed so we headed that way an they had a big ol barr hog my pit was about to die from the heat when i stuck the hog an pulled her off