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 0.04
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) -0.08 -0.375 0.03
Prot (kg) -0.14 -0.441 0.06
Fertility Sub Index 0.51
Calving Interval (days) -0.39 -1.459 0.57
Survival (%) -0.05 1.117 -0.06
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.03
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 1.98

* Based on an €80/tonne carbon price