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 -13.69
Milk (kg) 6.00 -0.014 -0.08
Fat (kg) 19.72 -0.375 -7.39
Prot (kg) 14.10 -0.441 -6.22
Fertility Sub Index 5.77
Calving Interval (days) -2.93 -1.459 4.27
Survival (%) 1.34 1.117 1.50
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index 0.79
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.33 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index -4.05

* Based on an €80/tonne carbon price