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 9.16
Milk (kg) -80.00 -0.014 1.12
Fat (kg) -13.42 -0.375 5.03
Prot (kg) -6.82 -0.441 3.01
Fertility Sub Index -4.82
Calving Interval (days) 1.91 -1.459 -2.79
Survival (%) -1.82 1.117 -2.03
Calving Sub Index -1.20
Gestation Length (days) 1.31 -0.919 -1.20
Beef Sub Index -5.68
Carcass Weight (kg) 7.60 -0.528 -4.01
Age of Slaughter (days) 3.88 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index -0.12
Live WT (kg) 0.40 -0.307 -0.12
Total Carbon Sub Index -2.67

* Based on an €80/tonne carbon price