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 4.27
Calving Interval (days) -1.70 -1.459 2.48
Survival (%) 1.60 1.117 1.79
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -1.64
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 8.45 -0.432 -3.65
Maintenance Sub Index Maint. Sub Index 7.23
Live WT (kg) -23.60 -0.307 7.23
Total Carbon Sub Index 12.32

* Based on an €80/tonne carbon price