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 2.81
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -2.99 -0.375 1.12
Prot (kg) -1.48 -0.441 0.65
Fertility Sub Index 3.43
Calving Interval (days) -1.42 -1.459 2.07
Survival (%) 1.22 1.117 1.36
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.39
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.08 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 18.64

* Based on an €80/tonne carbon price