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 10.58
Milk (kg) -222.00 -0.014 3.11
Fat (kg) -13.02 -0.375 4.88
Prot (kg) -5.88 -0.441 2.60
Fertility Sub Index 1.37
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) 0.70 1.117 0.78
Calving Sub Index -1.57
Gestation Length (days) 1.71 -0.919 -1.57
Beef Sub Index -2.50
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 7.50 -0.432 -3.24
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 13.55

* Based on an €80/tonne carbon price