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 9.07
Milk (kg) -188.00 -0.014 2.63
Fat (kg) -11.50 -0.375 4.31
Prot (kg) -4.82 -0.441 2.13
Fertility Sub Index 3.56
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) 1.75 1.117 1.96
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.32
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 2.43 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 24.44

* Based on an €80/tonne carbon price