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 14.43
Milk (kg) -250.00 -0.014 3.50
Fat (kg) -10.08 -0.375 3.78
Prot (kg) -16.20 -0.441 7.15
Fertility Sub Index 0.79
Calving Interval (days) -0.60 -1.459 0.88
Survival (%) -0.08 1.117 -0.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.70
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 14.60

* Based on an €80/tonne carbon price