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 2.03
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -0.11 -0.375 0.04
Prot (kg) -1.77 -0.441 0.78
Fertility Sub Index 3.05
Calving Interval (days) -1.42 -1.459 2.07
Survival (%) 0.88 1.117 0.98
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.56
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 0.41 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 15.97

* Based on an €80/tonne carbon price