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 0.34
Milk (kg) -40.00 -0.014 0.56
Fat (kg) 3.35 -0.375 -1.25
Prot (kg) -2.34 -0.441 1.03
Fertility Sub Index -1.10
Calving Interval (days) 0.55 -1.459 -0.80
Survival (%) -0.27 1.117 -0.30
Calving Sub Index -0.17
Gestation Length (days) 0.18 -0.919 -0.17
Beef Sub Index 0.36
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.09 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index 0.13

* Based on an €80/tonne carbon price