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 11.58
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -14.22 -0.375 5.33
Prot (kg) -8.05 -0.441 3.55
Fertility Sub Index -4.79
Calving Interval (days) 2.05 -1.459 -2.99
Survival (%) -1.61 1.117 -1.80
Calving Sub Index -1.29
Gestation Length (days) 1.40 -0.919 -1.29
Beef Sub Index -2.44
Carcass Weight (kg) 2.80 -0.528 -1.48
Age of Slaughter (days) 2.22 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index -0.03
Live WT (kg) 0.10 -0.307 -0.03
Total Carbon Sub Index 3.03

* Based on an €80/tonne carbon price