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 1.97
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -2.12 -0.375 0.79
Prot (kg) -1.02 -0.441 0.45
Fertility Sub Index 1.82
Calving Interval (days) -0.18 -1.459 0.26
Survival (%) 1.39 1.117 1.55
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.03
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.47 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 15.00

* Based on an €80/tonne carbon price