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 1.65
Milk (kg) -24.00 -0.014 0.34
Fat (kg) 3.02 -0.375 -1.13
Prot (kg) -5.54 -0.441 2.45
Fertility Sub Index 1.39
Calving Interval (days) -0.68 -1.459 0.99
Survival (%) 0.36 1.117 0.40
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.42
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index 3.29

* Based on an €80/tonne carbon price