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 5.67
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -3.53 -0.375 1.32
Prot (kg) -6.37 -0.441 2.81
Fertility Sub Index -1.29
Calving Interval (days) 0.60 -1.459 -0.88
Survival (%) -0.37 1.117 -0.41
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index -0.30
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 3.25 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index -0.03
Live WT (kg) 0.10 -0.307 -0.03
Total Carbon Sub Index 3.88

* Based on an €80/tonne carbon price