All gun hunters should be familiar with the ballistics of their chosen load, regardless of where they hunt or the caliber they hunt with. Today, the easiest way to do that short of spending a lot of time on the range (really the only way to know exactly the ballistics of any rifle-and-load combination) is to employ one of several quality online ballistics calculators. Here are several good choices:
Federal Premium's Ballistic Calculator
Gunwerks Long Range University