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 -7.04
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 11.21 -0.375 -4.20
Prot (kg) 6.31 -0.441 -2.78
Fertility Sub Index 2.69
Calving Interval (days) -1.03 -1.459 1.50
Survival (%) 1.06 1.117 1.18
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.78
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 0.88 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 6.20

* Based on an €80/tonne carbon price