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 8.03
Milk (kg) -402.00 -0.014 5.63
Fat (kg) 3.26 -0.375 -1.22
Prot (kg) -8.21 -0.441 3.62
Fertility Sub Index 1.50
Calving Interval (days) -0.78 -1.459 1.14
Survival (%) 0.32 1.117 0.36
Calving Sub Index 1.37
Gestation Length (days) -1.49 -0.919 1.37
Beef Sub Index 4.71
Carcass Weight (kg) -11.90 -0.528 6.28
Age of Slaughter (days) 3.62 -0.432 -1.56
Maintenance Sub Index Maint. Sub Index 8.15
Live WT (kg) -26.60 -0.307 8.15
Total Carbon Sub Index 23.77

* Based on an €80/tonne carbon price