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 17.35
Milk (kg) -368.00 -0.014 5.15
Fat (kg) -19.04 -0.375 7.13
Prot (kg) -11.48 -0.441 5.07
Fertility Sub Index 2.89
Calving Interval (days) -1.84 -1.459 2.68
Survival (%) 0.18 1.117 0.20
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index 0.11
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -0.51 -0.432 0.22
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 20.97

* Based on an €80/tonne carbon price