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 5.34
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -5.76 -0.375 2.16
Prot (kg) -4.60 -0.441 2.03
Fertility Sub Index 0.38
Calving Interval (days) -0.25 -1.459 0.36
Survival (%) 0.01 1.117 0.01
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.77
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) -0.20 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 7.98

* Based on an €80/tonne carbon price