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 5.83
Milk (kg) -147.00 -0.014 2.06
Fat (kg) -5.36 -0.375 2.01
Prot (kg) -3.99 -0.441 1.76
Fertility Sub Index 8.77
Calving Interval (days) -4.18 -1.459 6.10
Survival (%) 2.39 1.117 2.67
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.15
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 2.34 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 25.87

* Based on an €80/tonne carbon price