Originally Posted by Ridge Runner

run your same numbers at 800 yards, check the results, BC makes the most affect from 700 yards and beyond. commercialy manufactured ammo sux at long range.
any good cartridge bullet combination can do surprisingly well, I've killed deer using holdover to beyond 600 yards, move out where the big kids play (800+) and BC is the biggie, the 270 isn't a good choice there
RR