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 1.41
Milk (kg) -72.00 -0.014 1.01
Fat (kg) 0.14 -0.375 -0.05
Prot (kg) -1.03 -0.441 0.45
Fertility Sub Index 2.77
Calving Interval (days) -1.08 -1.459 1.58
Survival (%) 1.07 1.117 1.20
Calving Sub Index -0.34
Gestation Length (days) 0.37 -0.919 -0.34
Beef Sub Index 0.72
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 2.72 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 7.35

* Based on an €80/tonne carbon price