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 4.36
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -3.86 -0.375 1.45
Prot (kg) -4.01 -0.441 1.77
Fertility Sub Index -0.05
Calving Interval (days) -0.07 -1.459 0.10
Survival (%) -0.14 1.117 -0.16
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.63
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.11 -0.432 0.05
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 14.05

* Based on an €80/tonne carbon price