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 15.24
Milk (kg) -317.00 -0.014 4.44
Fat (kg) -12.85 -0.375 4.81
Prot (kg) -13.57 -0.441 5.99
Fertility Sub Index 6.21
Calving Interval (days) -3.03 -1.459 4.42
Survival (%) 1.60 1.117 1.79
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 2.29
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) -3.22 -0.432 1.39
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 34.50

* Based on an €80/tonne carbon price