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 7.71
Milk (kg) -19.00 -0.014 0.27
Fat (kg) -15.37 -0.375 5.76
Prot (kg) -3.83 -0.441 1.69
Fertility Sub Index 3.26
Calving Interval (days) -2.05 -1.459 2.99
Survival (%) 0.24 1.117 0.27
Calving Sub Index -1.26
Gestation Length (days) 1.37 -0.919 -1.26
Beef Sub Index -5.24
Carcass Weight (kg) 11.40 -0.528 -6.01
Age of Slaughter (days) -1.79 -0.432 0.77
Maintenance Sub Index Maint. Sub Index -7.23
Live WT (kg) 23.60 -0.307 -7.23
Total Carbon Sub Index -2.76

* Based on an €80/tonne carbon price