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 1.13
Milk (kg) -13.00 -0.014 0.18
Fat (kg) -0.82 -0.375 0.31
Prot (kg) -1.45 -0.441 0.64
Fertility Sub Index -0.02
Calving Interval (days) -0.04 -1.459 0.06
Survival (%) -0.07 1.117 -0.08
Calving Sub Index -0.36
Gestation Length (days) 0.39 -0.919 -0.36
Beef Sub Index 0.68
Carcass Weight (kg) -1.33 -0.528 0.70
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.08 -0.307 1.56
Total Carbon Sub Index 2.99

* Based on an €80/tonne carbon price