Just pull slightly on both earlobes and/or wattles and snip it right off. Don`t cut too close to the head on the ear trim as there is a vien that could be cut. Easy to stop the blood, but you really don't need to cut close enough to cut the vien. You shouldn't need any blood stop powder or...
I also have used the vitamin K pills at times, but only one pill a half hour before dubbing. Never heard of sjarvis00`s ice water method, but I bet it works well. I try to dub in late afternoon/early evening, leaving a little time to observe the bird, but late enough so that he roosts soon after...