Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -4.50
Milk (kg) 82.00 -0.014 -1.15
Fat (kg) 3.89 -0.375 -1.46
Prot (kg) 4.30 -0.441 -1.90
Fertility Sub Index -4.37
Calving Interval (days) 2.37 -1.459 -3.46
Survival (%) -0.82 1.117 -0.92
Calving Sub Index 1.68
Gestation Length (days) -1.83 -0.919 1.68
Beef Sub Index -1.66
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 4.71 -0.432 -2.03
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index -6.96

* Based on an €80/tonne carbon price