I've used the 143 ELD-x without a lost animal for 4 years in the 6.5 PRC. Mule deer as close as 50 yards, antelope at 250, and elk as far as 496. One shot kills. Most dropped within 15' of hit. Only poor first shots required a second shot.
My 6.5 creedmoors we use the Barnes 127 LRX and have...