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 9.23
Milk (kg) -169.00 -0.014 2.37
Fat (kg) -5.48 -0.375 2.05
Prot (kg) -10.91 -0.441 4.82
Fertility Sub Index -0.68
Calving Interval (days) -0.68 -1.459 0.99
Survival (%) -1.50 1.117 -1.68
Calving Sub Index -0.20
Gestation Length (days) 0.22 -0.919 -0.20
Beef Sub Index 0.56
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 11.57

* Based on an €80/tonne carbon price