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 5.79
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -6.37 -0.375 2.39
Prot (kg) -5.15 -0.441 2.27
Fertility Sub Index 0.44
Calving Interval (days) -0.98 -1.459 1.43
Survival (%) -0.89 1.117 -0.99
Calving Sub Index 0.40
Gestation Length (days) -0.44 -0.919 0.40
Beef Sub Index 3.26
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -4.61 -0.432 1.99
Maintenance Sub Index Maint. Sub Index 0.43
Live WT (kg) -1.40 -0.307 0.43
Total Carbon Sub Index 10.32

* Based on an €80/tonne carbon price