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 -2.85
Milk (kg) 76.00 -0.014 -1.06
Fat (kg) 2.27 -0.375 -0.85
Prot (kg) 2.11 -0.441 -0.93
Fertility Sub Index -3.98
Calving Interval (days) 1.98 -1.459 -2.89
Survival (%) -0.98 1.117 -1.09
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.05
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index -5.37

* Based on an €80/tonne carbon price