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 4.40
Milk (kg) -89.00 -0.014 1.25
Fat (kg) -4.04 -0.375 1.51
Prot (kg) -3.72 -0.441 1.64
Fertility Sub Index 4.78
Calving Interval (days) -2.55 -1.459 3.72
Survival (%) 0.95 1.117 1.06
Calving Sub Index 0.07
Gestation Length (days) -0.08 -0.919 0.07
Beef Sub Index 1.89
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.72 -0.432 0.31
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 14.46

* Based on an €80/tonne carbon price