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 3.51
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -2.98 -0.375 1.12
Prot (kg) -3.32 -0.441 1.47
Fertility Sub Index 0.83
Calving Interval (days) -0.50 -1.459 0.73
Survival (%) 0.09 1.117 0.10
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.19
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 5.39

* Based on an €80/tonne carbon price