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 13.93
Milk (kg) -259.00 -0.014 3.63
Fat (kg) -12.83 -0.375 4.81
Prot (kg) -12.46 -0.441 5.50
Fertility Sub Index -8.79
Calving Interval (days) 4.70 -1.459 -6.86
Survival (%) -1.73 1.117 -1.93
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index -0.36
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 3.76 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 7.57

* Based on an €80/tonne carbon price