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 3.10
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -3.53 -0.375 1.32
Prot (kg) -0.91 -0.441 0.40
Fertility Sub Index 7.00
Calving Interval (days) -4.26 -1.459 6.22
Survival (%) 0.70 1.117 0.78
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index -1.82
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 10.42

* Based on an €80/tonne carbon price