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 2.93
Milk (kg) -51.00 -0.014 0.71
Fat (kg) -2.17 -0.375 0.81
Prot (kg) -3.17 -0.441 1.40
Fertility Sub Index -9.18
Calving Interval (days) 4.36 -1.459 -6.36
Survival (%) -2.52 1.117 -2.82
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.81
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) -0.09 -0.432 0.04
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index -7.76

* Based on an €80/tonne carbon price