Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 5.23
Milk (kg) -107.00 -0.014 1.50
Fat (kg) -4.92 -0.375 1.84
Prot (kg) -4.27 -0.441 1.88
Fertility Sub Index -13.53
Calving Interval (days) 7.06 -1.459 -10.30
Survival (%) -2.89 1.117 -3.23
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index -0.17
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 3.32 -0.432 -1.43
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index -6.96

* Based on an €80/tonne carbon price