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 12.36
Milk (kg) -323.00 -0.014 4.52
Fat (kg) -8.37 -0.375 3.14
Prot (kg) -10.66 -0.441 4.70
Fertility Sub Index 6.11
Calving Interval (days) -3.47 -1.459 5.06
Survival (%) 0.94 1.117 1.05
Calving Sub Index 0.32
Gestation Length (days) -0.35 -0.919 0.32
Beef Sub Index -0.50
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 3.12 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 19.98

* Based on an €80/tonne carbon price