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 4.50
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -4.34 -0.375 1.63
Prot (kg) -3.94 -0.441 1.74
Fertility Sub Index 0.76
Calving Interval (days) -0.14 -1.459 0.20
Survival (%) 0.50 1.117 0.56
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.41
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.35 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 13.41

* Based on an €80/tonne carbon price