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 18.02
Milk (kg) -216.00 -0.014 3.02
Fat (kg) -21.31 -0.375 7.98
Prot (kg) -15.89 -0.441 7.01
Fertility Sub Index 1.11
Calving Interval (days) -0.96 -1.459 1.40
Survival (%) -0.26 1.117 -0.29
Calving Sub Index 0.60
Gestation Length (days) -0.65 -0.919 0.60
Beef Sub Index 0.24
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.11 -0.432 -1.34
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 22.76

* Based on an €80/tonne carbon price