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 -4.25
Milk (kg) -154.00 -0.014 2.16
Fat (kg) 12.74 -0.375 -4.77
Prot (kg) 3.70 -0.441 -1.63
Fertility Sub Index 2.17
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) 1.59 1.117 1.78
Calving Sub Index 1.04
Gestation Length (days) -1.13 -0.919 1.04
Beef Sub Index 2.89
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) -0.35 -0.432 0.15
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 2.46

* Based on an €80/tonne carbon price