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 2.03
Milk (kg) -169.00 -0.014 2.37
Fat (kg) -3.26 -0.375 1.22
Prot (kg) 3.52 -0.441 -1.55
Fertility Sub Index 5.18
Calving Interval (days) -2.99 -1.459 4.36
Survival (%) 0.73 1.117 0.82
Calving Sub Index 1.33
Gestation Length (days) -1.45 -0.919 1.33
Beef Sub Index -0.15
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) -1.85 -0.432 0.80
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 9.71

* Based on an €80/tonne carbon price