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 1.04
Milk (kg) -46.00 -0.014 0.64
Fat (kg) 0.07 -0.375 -0.03
Prot (kg) -0.96 -0.441 0.42
Fertility Sub Index 3.80
Calving Interval (days) -1.43 -1.459 2.09
Survival (%) 1.53 1.117 1.71
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index 1.50
Carcass Weight (kg) -10.00 -0.528 5.28
Age of Slaughter (days) 8.75 -0.432 -3.78
Maintenance Sub Index Maint. Sub Index 10.82
Live WT (kg) -35.30 -0.307 10.82
Total Carbon Sub Index 17.84

* Based on an €80/tonne carbon price