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 1.80
Milk (kg) -8.00 -0.014 0.11
Fat (kg) -1.05 -0.375 0.39
Prot (kg) -2.94 -0.441 1.30
Fertility Sub Index -6.31
Calving Interval (days) 3.36 -1.459 -4.90
Survival (%) -1.26 1.117 -1.41
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 0.30
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.73 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index -0.89
Live WT (kg) 2.90 -0.307 -0.89
Total Carbon Sub Index -4.32

* Based on an €80/tonne carbon price