Post boil gravity 1.062 16 brix Final gravity 1.012 ABV 6.6%
Based on boiling 7.00 gallonsliters at 1.043 for 60 minutes, this will decrease your wort by 1.00 gallonsliters, bringing your after boil OG to 1.049. You wanted an OG of 1.057. It looks like it will be under.