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 3.81
Milk (kg) -13.00 -0.014 0.18
Fat (kg) -11.79 -0.375 4.42
Prot (kg) 1.79 -0.441 -0.79
Fertility Sub Index -2.65
Calving Interval (days) 1.01 -1.459 -1.47
Survival (%) -1.05 1.117 -1.17
Calving Sub Index 1.17
Gestation Length (days) -1.27 -0.919 1.17
Beef Sub Index -2.78
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) 3.64 -0.432 -1.57
Maintenance Sub Index Maint. Sub Index -1.10
Live WT (kg) 3.60 -0.307 -1.10
Total Carbon Sub Index -1.56

* Based on an €80/tonne carbon price