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 -11.98
Milk (kg) 36.00 -0.014 -0.50
Fat (kg) 18.49 -0.375 -6.93
Prot (kg) 10.32 -0.441 -4.55
Fertility Sub Index 0.93
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) -0.04 1.117 -0.04
Calving Sub Index 2.71
Gestation Length (days) -2.95 -0.919 2.71
Beef Sub Index -0.55
Carcass Weight (kg) 3.00 -0.528 -1.58
Age of Slaughter (days) -2.39 -0.432 1.03
Maintenance Sub Index Maint. Sub Index -3.37
Live WT (kg) 11.00 -0.307 -3.37
Total Carbon Sub Index -12.26

* Based on an €80/tonne carbon price