A general rule you can use follows.
For deer, antelope, sheep and goat we recommend at point of impact that you have 900 ft lbs minimum, 1200 ft lbs is suggested as adequate and 1500 ft lbs is the best for a humane kill.
For Elk or bear up to 600 lbs: minimum is 1500 ft lbs, adequate is 2000 ft lbs and preferred is 2500 ft lbs.
For large bear or moose: 2100 ft lbs minimum, 2800 ft lbs adequate and 3500 ft lbs is best.
You can view ballistics on the loads we offer in our online catalog at www.remington.com.