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) 63.00 -0.014 -0.88
Fat (kg) -0.04 -0.375 0.01
Prot (kg) -2.73 -0.441 1.20
Fertility Sub Index -0.80
Calving Interval (days) 0.70 -1.459 -1.02
Survival (%) 0.20 1.117 0.22
Calving Sub Index 0.07
Gestation Length (days) -0.08 -0.919 0.07
Beef Sub Index -0.54
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 0.43
Live WT (kg) -1.40 -0.307 0.43
Total Carbon Sub Index -0.50

* Based on an €80/tonne carbon price