If you can, zero at 300 yards. A 300 yard zero eliminates more guesswork imo out to 400-450 yards. Estimating a hold under shot is easier than a hold over shot. A 300 yard zero with a good range finder which has a inclinometer for angled shots and you`ll be in good shape.


28 Nosler,,,,300WSM,,,,338-378 Wby,,,,375 Ruger