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 4.12
Milk (kg) 35.00 -0.014 -0.49
Fat (kg) -4.97 -0.375 1.86
Prot (kg) -6.22 -0.441 2.75
Fertility Sub Index -1.50
Calving Interval (days) 0.40 -1.459 -0.58
Survival (%) -0.82 1.117 -0.92
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.01
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 4.03

* Based on an €80/tonne carbon price