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 7.04
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -7.62 -0.375 2.85
Prot (kg) -5.53 -0.441 2.44
Fertility Sub Index 5.45
Calving Interval (days) -3.56 -1.459 5.19
Survival (%) 0.23 1.117 0.26
Calving Sub Index -0.65
Gestation Length (days) 0.71 -0.919 -0.65
Beef Sub Index 0.78
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) -0.21 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 14.03

* Based on an €80/tonne carbon price