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 0.94
Milk (kg) -53.00 -0.014 0.74
Fat (kg) 1.64 -0.375 -0.61
Prot (kg) -1.84 -0.441 0.81
Fertility Sub Index 0.93
Calving Interval (days) -0.80 -1.459 1.17
Survival (%) -0.21 1.117 -0.23
Calving Sub Index 0.98
Gestation Length (days) -1.07 -0.919 0.98
Beef Sub Index 0.03
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 0.17 -0.432 -0.07
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 4.39

* Based on an €80/tonne carbon price