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 5.09
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -6.07 -0.375 2.27
Prot (kg) -5.02 -0.441 2.22
Fertility Sub Index -8.79
Calving Interval (days) 3.89 -1.459 -5.68
Survival (%) -2.79 1.117 -3.12
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index -3.06
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 6.48 -0.432 -2.80
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index -4.69

* Based on an €80/tonne carbon price