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If you can a Muzzle Vo. to 2800+, this will still have over 1000ft-lb at 850 yards(not suggest taking animals here, but shows 140gn 6.5mm bullets can be effective further than some think).

the 140 VLD still has 1250-1300ft-lb of energy at this speed. This is still sufficient to kill a deer at about 475 yards.

around 1800fps give 1000ft-lbs, which is about the limit I choose for my...