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 0.77
Milk (kg) -44.00 -0.014 0.62
Fat (kg) 2.04 -0.375 -0.76
Prot (kg) -2.08 -0.441 0.92
Fertility Sub Index 2.83
Calving Interval (days) -0.79 -1.459 1.15
Survival (%) 1.50 1.117 1.68
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index -4.96
Carcass Weight (kg) 3.20 -0.528 -1.69
Age of Slaughter (days) 7.57 -0.432 -3.27
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index 2.26

* Based on an €80/tonne carbon price