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 2.40
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) -6.07 -0.375 2.27
Prot (kg) -0.41 -0.441 0.18
Fertility Sub Index -14.10
Calving Interval (days) 7.07 -1.459 -10.32
Survival (%) -3.39 1.117 -3.79
Calving Sub Index 1.20
Gestation Length (days) -1.31 -0.919 1.20
Beef Sub Index -2.81
Carcass Weight (kg) 2.50 -0.528 -1.32
Age of Slaughter (days) 3.45 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index -1.96
Live WT (kg) 6.40 -0.307 -1.96
Total Carbon Sub Index -15.27

* Based on an €80/tonne carbon price