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 -2.88
Milk (kg) 48.00 -0.014 -0.67
Fat (kg) 3.12 -0.375 -1.17
Prot (kg) 2.36 -0.441 -1.04
Fertility Sub Index -2.67
Calving Interval (days) 1.34 -1.459 -1.96
Survival (%) -0.64 1.117 -0.72
Calving Sub Index -0.07
Gestation Length (days) 0.08 -0.919 -0.07
Beef Sub Index -0.36
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) -0.39 -0.432 0.17
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index -5.83

* Based on an €80/tonne carbon price