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 19.18
Milk (kg) -809.00 -0.014 11.33
Fat (kg) -1.39 -0.375 0.52
Prot (kg) -16.62 -0.441 7.34
Fertility Sub Index 3.68
Calving Interval (days) -1.15 -1.459 1.68
Survival (%) 1.79 1.117 2.00
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index 1.96
Carcass Weight (kg) -11.40 -0.528 6.01
Age of Slaughter (days) 9.38 -0.432 -4.05
Maintenance Sub Index Maint. Sub Index 11.59
Live WT (kg) -37.80 -0.307 11.59
Total Carbon Sub Index 36.78

* Based on an €80/tonne carbon price