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 2.56
Milk (kg) -171.00 -0.014 2.39
Fat (kg) 3.99 -0.375 -1.49
Prot (kg) -3.76 -0.441 1.66
Fertility Sub Index -1.07
Calving Interval (days) -0.03 -1.459 0.04
Survival (%) -1.00 1.117 -1.12
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index -1.70
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 0.37

* Based on an €80/tonne carbon price