Hunting Calculators

Free hunting calculators.
Bullet energy, effective range, venison yield, shot pattern, and more.

Calculate bullet kinetic energy in ft-lbs and Joules from velocity and bullet weight. Check minimum energy for ethical hunting of different game.

Calculate the maximum ethical hunting range for your rifle caliber. Based on bullet energy retention and velocity at distance.

Calculate legal shooting hours for hunting. Find civil twilight times (30 minutes before sunrise and after sunset) for any date and location.

Calculate shotgun pellet spread at distance. Find pattern diameter and pellet density for different chokes and shot sizes.

Calculate expected meat yield from a harvested deer. Estimate dressed weight, boneless yield, and freezer weight from live body weight.