Thread: Knockdown power

How do people feel about "knockdown power" in large calibres such as the 300s and 338s with 200gr plus pills. You are almost guaranteed a pass through and so I ask how much every is imparted into the animal?. I know there will be a bigger hole but I do wonder exactly how efficient these cartridges are. Yes there are advantages in getting the bullet in target with less wind drift.
We have already been told in this thread of a 1.5 inch tree that got killed behind a goat. How much of the 45/70s energy was used in the animal