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 14.20
Milk (kg) -276.00 -0.014 3.86
Fat (kg) -14.60 -0.375 5.47
Prot (kg) -11.02 -0.441 4.86
Fertility Sub Index 2.54
Calving Interval (days) -0.79 -1.459 1.15
Survival (%) 1.24 1.117 1.39
Calving Sub Index -0.60
Gestation Length (days) 0.65 -0.919 -0.60
Beef Sub Index -3.12
Carcass Weight (kg) 4.70 -0.528 -2.48
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index 13.42

* Based on an €80/tonne carbon price