The core-lokt isnt a bullet that i would be sighting in at 300yards IMO. It performs its magic at closer distance's normally. For long range look at the ballistic silvertip or the accubonds....something along them lines!! Good luck!
If you want I can run that through my balistics calculator? When you say sight in for 300yds, you want it to hit at zero there? I suspect the MRT will be fairly high like that. I like to zero hunting rifles with MPBR at a 6" target. Then the farthest the bullet will rise above line of sight is 3" and you'll have a MPBR where the bullet falls 3" below lone of sight.
I often use fresh earth dryer sheets while drying my clothes, after washing them in scent free soap. At some point I started putting these dryer sheets in the plastic tubs that I store my hunting clothes in. This seems to work very will. Anytime I pull my clothes out of the box they reek of fresh earth.
I'm too tight to be buying a bunch of scent loc, which I don't believe in. So this is a good and cheap alternative. I like it so much I even toss one in my backpack to help cover the...