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 -0.40
Milk (kg) 3.00 -0.014 -0.04
Fat (kg) 0.48 -0.375 -0.18
Prot (kg) 0.41 -0.441 -0.18
Fertility Sub Index 6.20
Calving Interval (days) -3.05 -1.459 4.45
Survival (%) 1.57 1.117 1.75
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.96
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -3.43 -0.432 1.48
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 18.26

* Based on an €80/tonne carbon price