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 14.22
Milk (kg) -290.00 -0.014 4.06
Fat (kg) -10.60 -0.375 3.97
Prot (kg) -14.02 -0.441 6.19
Fertility Sub Index -8.37
Calving Interval (days) 4.04 -1.459 -5.89
Survival (%) -2.22 1.117 -2.48
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index 1.03
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.79 -0.432 -0.34
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 8.63

* Based on an €80/tonne carbon price