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 2.18
Milk (kg) -349.00 -0.014 4.89
Fat (kg) 8.72 -0.375 -3.27
Prot (kg) -1.27 -0.441 0.56
Fertility Sub Index 3.29
Calving Interval (days) -0.95 -1.459 1.39
Survival (%) 1.70 1.117 1.90
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index -1.05
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 8.41 -0.432 -3.63
Maintenance Sub Index Maint. Sub Index 8.31
Live WT (kg) -27.10 -0.307 8.31
Total Carbon Sub Index 13.44

* Based on an €80/tonne carbon price