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 6.82
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -5.36 -0.375 2.01
Prot (kg) -5.42 -0.441 2.39
Fertility Sub Index 6.29
Calving Interval (days) -3.93 -1.459 5.73
Survival (%) 0.50 1.117 0.56
Calving Sub Index 0.60
Gestation Length (days) -0.65 -0.919 0.60
Beef Sub Index 4.32
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) -0.71 -0.432 0.31
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 22.62

* Based on an €80/tonne carbon price