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 -13.80
Milk (kg) 60.00 -0.014 -0.84
Fat (kg) 18.88 -0.375 -7.07
Prot (kg) 13.35 -0.441 -5.89
Fertility Sub Index 5.78
Calving Interval (days) -3.85 -1.459 5.62
Survival (%) 0.15 1.117 0.17
Calving Sub Index 0.60
Gestation Length (days) -0.65 -0.919 0.60
Beef Sub Index -0.03
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.76 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index -3.89

* Based on an €80/tonne carbon price