            {:date :0000-00-00 :meat-weight-gain 00 :meat-weight-loss 00 :meat-balance -00}            {:date :0000-00-00 :meat-weight-gain 000 :meat-weight-loss 0 :meat-balance 00}            {:date :0000-00-00 :meat-weight-gain 000 :meat-weight-loss 0 :meat-balance 