Running the Strelok (free) and Ziess (paid) app on my phone. It is interesting to reticle-range and bust few elk-rocks at distance and inclination.
But I wouldn't go overboard and too concerned. Elk are huge with a huge kill-zone.

You do everything right, no mistakes on target. There is a real good chance that bullet will find it's mark.

Clear misses have really stupid excuses.
Can't say I ever heard altitudes adjustments as one one them.

Knowing you equipment ranks way up their!
Up there with an extra pair of socks.



Clinging to my God, and my guns!