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 1.70
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -1.03 -0.375 0.39
Prot (kg) -1.45 -0.441 0.64
Fertility Sub Index 4.24
Calving Interval (days) -1.68 -1.459 2.45
Survival (%) 1.60 1.117 1.79
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -1.77
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 8.37 -0.432 -3.61
Maintenance Sub Index Maint. Sub Index 7.05
Live WT (kg) -23.00 -0.307 7.05
Total Carbon Sub Index 11.98

* Based on an €80/tonne carbon price