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 2.80
Milk (kg) -89.00 -0.014 1.25
Fat (kg) -4.07 -0.375 1.52
Prot (kg) -0.07 -0.441 0.03
Fertility Sub Index 1.82
Calving Interval (days) -0.86 -1.459 1.25
Survival (%) 0.51 1.117 0.57
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.01
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) -0.13 -0.432 0.06
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 14.73

* Based on an €80/tonne carbon price