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 10.39
Milk (kg) -240.00 -0.014 3.36
Fat (kg) -11.05 -0.375 4.14
Prot (kg) -6.55 -0.441 2.89
Fertility Sub Index 5.91
Calving Interval (days) -3.60 -1.459 5.25
Survival (%) 0.59 1.117 0.66
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.09
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) -3.26 -0.432 1.41
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 24.40

* Based on an €80/tonne carbon price