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 6.93
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -6.37 -0.375 2.39
Prot (kg) -6.05 -0.441 2.67
Fertility Sub Index 7.18
Calving Interval (days) -4.10 -1.459 5.98
Survival (%) 1.07 1.117 1.20
Calving Sub Index -0.56
Gestation Length (days) 0.61 -0.919 -0.56
Beef Sub Index -0.22
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 0.75 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 15.26

* Based on an €80/tonne carbon price