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 37.15
Milk (kg) -839.00 -0.014 11.75
Fat (kg) -31.27 -0.375 11.71
Prot (kg) -31.03 -0.441 13.70
Fertility Sub Index -5.55
Calving Interval (days) 2.77 -1.459 -4.04
Survival (%) -1.35 1.117 -1.51
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.05
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.20 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 32.93

* Based on an €80/tonne carbon price