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 2.80
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -1.04 -0.375 0.39
Prot (kg) -2.17 -0.441 0.96
Fertility Sub Index 4.78
Calving Interval (days) -2.52 -1.459 3.68
Survival (%) 0.99 1.117 1.11
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 3.69
Carcass Weight (kg) -10.40 -0.528 5.49
Age of Slaughter (days) 4.15 -0.432 -1.79
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 20.38

* Based on an €80/tonne carbon price