From Barnes Cartridges of the World. No experience with these - your call. Third appears to be original factory load. Real in six columns: bullet weight in gr/powder type/powder weight in gr/MV in fps/ME in ft/lb/remarks:
125/4198/20/2,070/1,193/-
125/4198/23/2,310/1,485/Max
125/ FL / - /2,247/1,408/200 yd MRT=5.2"