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 10.65
Milk (kg) -217.00 -0.014 3.04
Fat (kg) -10.24 -0.375 3.84
Prot (kg) -8.55 -0.441 3.77
Fertility Sub Index 4.71
Calving Interval (days) -3.05 -1.459 4.45
Survival (%) 0.23 1.117 0.26
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -1.50
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 15.60

* Based on an €80/tonne carbon price