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 1.70
Milk (kg) -116.00 -0.014 1.62
Fat (kg) -0.12 -0.375 0.04
Prot (kg) -0.07 -0.441 0.03
Fertility Sub Index 8.64
Calving Interval (days) -5.38 -1.459 7.85
Survival (%) 0.71 1.117 0.79
Calving Sub Index 1.70
Gestation Length (days) -1.85 -0.919 1.70
Beef Sub Index -1.94
Carcass Weight (kg) 3.70 -0.528 -1.95
Age of Slaughter (days) -0.03 -0.432 0.01
Maintenance Sub Index Maint. Sub Index -1.44
Live WT (kg) 4.70 -0.307 -1.44
Total Carbon Sub Index 8.67

* Based on an €80/tonne carbon price