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 4.93
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -2.77 -0.375 1.04
Prot (kg) -4.60 -0.441 2.03
Fertility Sub Index 7.01
Calving Interval (days) -4.06 -1.459 5.92
Survival (%) 0.97 1.117 1.08
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index 0.89
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -0.60 -0.432 0.26
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 16.03

* Based on an €80/tonne carbon price