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 3.71
Milk (kg) -78.00 -0.014 1.09
Fat (kg) -3.10 -0.375 1.16
Prot (kg) -3.30 -0.441 1.46
Fertility Sub Index 1.40
Calving Interval (days) -1.26 -1.459 1.84
Survival (%) -0.39 1.117 -0.44
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -0.20
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 8.01

* Based on an €80/tonne carbon price