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 5.77
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -6.05 -0.375 2.27
Prot (kg) -5.06 -0.441 2.23
Fertility Sub Index -4.72
Calving Interval (days) 2.26 -1.459 -3.30
Survival (%) -1.27 1.117 -1.42
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.03
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 2.53

* Based on an €80/tonne carbon price