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 0.87
Milk (kg) -37.00 -0.014 0.52
Fat (kg) 0.11 -0.375 -0.04
Prot (kg) -0.89 -0.441 0.39
Fertility Sub Index 1.03
Calving Interval (days) -0.41 -1.459 0.60
Survival (%) 0.39 1.117 0.44
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index -0.98
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 5.81 -0.432 -2.51
Maintenance Sub Index Maint. Sub Index 6.81
Live WT (kg) -22.20 -0.307 6.81
Total Carbon Sub Index 8.44

* Based on an €80/tonne carbon price