Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 12.95
Milk (kg) -250.00 -0.014 3.50
Fat (kg) -13.60 -0.375 5.09
Prot (kg) -9.87 -0.441 4.36
Fertility Sub Index 3.80
Calving Interval (days) -2.43 -1.459 3.55
Survival (%) 0.23 1.117 0.26
Calving Sub Index 1.20
Gestation Length (days) -1.31 -0.919 1.20
Beef Sub Index 0.81
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.92 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 23.39

* Based on an €80/tonne carbon price