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 6.04
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -5.00 -0.375 1.87
Prot (kg) -4.01 -0.441 1.77
Fertility Sub Index 7.70
Calving Interval (days) -4.49 -1.459 6.55
Survival (%) 1.03 1.117 1.15
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.49
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 0.46 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 26.35

* Based on an €80/tonne carbon price