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 1.84
Milk (kg) -19.00 -0.014 0.27
Fat (kg) -0.89 -0.375 0.33
Prot (kg) -2.81 -0.441 1.24
Fertility Sub Index 0.68
Calving Interval (days) -0.33 -1.459 0.48
Survival (%) 0.18 1.117 0.20
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.03
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 3.00

* Based on an €80/tonne carbon price