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 2.62
Milk (kg) -51.00 -0.014 0.71
Fat (kg) -1.30 -0.375 0.49
Prot (kg) -3.22 -0.441 1.42
Fertility Sub Index 7.39
Calving Interval (days) -3.84 -1.459 5.60
Survival (%) 1.60 1.117 1.79
Calving Sub Index 1.88
Gestation Length (days) -2.04 -0.919 1.88
Beef Sub Index 1.18
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 4.47 -0.432 -1.93
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 16.57

* Based on an €80/tonne carbon price