Ok, I lied to you. The Target Turrets are numbered every 3 (3, 6, 9 and 12) the M1's throughout.
Target turret with your 1MOA dialed up for 250 yards (course I wouldn't sweat 2.5" of drop)
Target turret with 2 1/4MOA dialed in for 300 yards
M1 turret for 250yards
M1 turret for 300 yards