I agree, I would not use Barnes for longer distance with my 308, I would look to the 168 BT or a VLD in 168 or 175

Your diagrams at the beginning of the post show 168 tsx and 308 ...
That's why I mentioned it in my thread. I think you would agree that monos driven super fast and impacting at highe speeds or impacting bone are better than slow speeds and or no bone

"Every record has been destroyed or falsified, every book rewritten, every picture has been repainted, every statue and street building has been renamed, every date has been altered."
― George Orwell, 1984