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 8.69
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -7.50 -0.375 2.81
Prot (kg) -8.35 -0.441 3.69
Fertility Sub Index 0.24
Calving Interval (days) -0.15 -1.459 0.22
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.39
Gestation Length (days) 0.42 -0.919 -0.39
Beef Sub Index 0.42
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.96 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index -0.37
Live WT (kg) 1.20 -0.307 -0.37
Total Carbon Sub Index 8.60

* Based on an €80/tonne carbon price