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 12.34
Milk (kg) -386.00 -0.014 5.40
Fat (kg) -4.94 -0.375 1.85
Prot (kg) -11.53 -0.441 5.09
Fertility Sub Index 0.71
Calving Interval (days) -0.47 -1.459 0.69
Survival (%) 0.02 1.117 0.02
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index 0.66
Carcass Weight (kg) 3.40 -0.528 -1.79
Age of Slaughter (days) -5.68 -0.432 2.45
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 15.86

* Based on an €80/tonne carbon price