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 6.39
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -5.22 -0.375 1.96
Prot (kg) -5.07 -0.441 2.24
Fertility Sub Index 7.05
Calving Interval (days) -4.10 -1.459 5.98
Survival (%) 0.96 1.117 1.07
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -0.04
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 16.83

* Based on an €80/tonne carbon price