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 17.59
Milk (kg) -335.00 -0.014 4.69
Fat (kg) -18.21 -0.375 6.82
Prot (kg) -13.78 -0.441 6.08
Fertility Sub Index 6.26
Calving Interval (days) -3.45 -1.459 5.03
Survival (%) 1.10 1.117 1.23
Calving Sub Index 1.04
Gestation Length (days) -1.13 -0.919 1.04
Beef Sub Index 1.39
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) -1.63 -0.432 0.70
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 28.27

* Based on an €80/tonne carbon price