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 16.08
Milk (kg) -328.00 -0.014 4.59
Fat (kg) -16.50 -0.375 6.18
Prot (kg) -12.03 -0.441 5.31
Fertility Sub Index 7.05
Calving Interval (days) -4.10 -1.459 5.98
Survival (%) 0.96 1.117 1.07
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index -0.03
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.65 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 26.39

* Based on an €80/tonne carbon price