MIELKE MARKET LYNDEN — The Agriculture Department announced the December Federal order Class III milk price at $18.36 per hundredweight, up 33 cents from November, $2.64 above December 2020, and the highest Class III since May. That put the year’s average at $17.08, down from $18.16 in 2020, and compares to $16.96 in 2019. Friday’s Class…