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 1.68
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -1.14 -0.375 0.43
Prot (kg) -0.90 -0.441 0.40
Fertility Sub Index -0.71
Calving Interval (days) 1.25 -1.459 -1.82
Survival (%) 1.00 1.117 1.12
Calving Sub Index -0.81
Gestation Length (days) 0.88 -0.919 -0.81
Beef Sub Index -0.83
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 6.44 -0.432 -2.78
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 5.67

* Based on an €80/tonne carbon price