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 20.63
Milk (kg) -427.00 -0.014 5.98
Fat (kg) -20.32 -0.375 7.61
Prot (kg) -15.95 -0.441 7.04
Fertility Sub Index 6.05
Calving Interval (days) -3.23 -1.459 4.71
Survival (%) 1.20 1.117 1.34
Calving Sub Index -1.89
Gestation Length (days) 2.06 -0.919 -1.89
Beef Sub Index -0.93
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) -1.02 -0.432 0.44
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 28.73

* Based on an €80/tonne carbon price