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 2.78
Milk (kg) -80.00 -0.014 1.12
Fat (kg) -2.57 -0.375 0.96
Prot (kg) -1.57 -0.441 0.69
Fertility Sub Index 3.86
Calving Interval (days) -1.48 -1.459 2.16
Survival (%) 1.52 1.117 1.70
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.42
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 0.61 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 19.34

* Based on an €80/tonne carbon price