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 8.41
Milk (kg) -425.00 -0.014 5.95
Fat (kg) 1.08 -0.375 -0.40
Prot (kg) -6.48 -0.441 2.86
Fertility Sub Index 2.34
Calving Interval (days) -0.90 -1.459 1.31
Survival (%) 0.92 1.117 1.03
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index 1.04
Carcass Weight (kg) -4.35 -0.528 2.29
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 7.71
Live WT (kg) -25.15 -0.307 7.71
Total Carbon Sub Index 20.15

* Based on an €80/tonne carbon price