Always zero at 100m, there is no reason to zero beyond with modern scopes, you have target turrets, if you want a 200m dial up .5 and you have it.
watch the rear of the rifle and your breathing to take that vertical out, either shouldering or sympathetic squeezing of the rear of the rifle.
watch the rear of the rifle and your breathing to take that vertical out, either shouldering or sympathetic squeezing of the rear of the rifle.