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 3.06
Milk (kg) -21.00 -0.014 0.29
Fat (kg) -2.05 -0.375 0.77
Prot (kg) -4.53 -0.441 2.00
Fertility Sub Index 3.85
Calving Interval (days) -1.84 -1.459 2.68
Survival (%) 1.04 1.117 1.16
Calving Sub Index -0.44
Gestation Length (days) 0.48 -0.919 -0.44
Beef Sub Index -0.08
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 4.34 -0.432 -1.87
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index 7.67

* Based on an €80/tonne carbon price