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 9.13
Milk (kg) -225.00 -0.014 3.15
Fat (kg) -4.95 -0.375 1.85
Prot (kg) -9.35 -0.441 4.13
Fertility Sub Index 10.96
Calving Interval (days) -6.34 -1.459 9.25
Survival (%) 1.53 1.117 1.71
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index 1.27
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.11 -0.432 -0.05
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 24.97

* Based on an €80/tonne carbon price