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 8.10
Milk (kg) -231.00 -0.014 3.23
Fat (kg) -5.37 -0.375 2.01
Prot (kg) -6.46 -0.441 2.85
Fertility Sub Index 5.36
Calving Interval (days) -2.60 -1.459 3.79
Survival (%) 1.40 1.117 1.56
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.03
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 4.33 -0.432 -1.87
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 23.39

* Based on an €80/tonne carbon price