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 2.45
Milk (kg) -51.00 -0.014 0.71
Fat (kg) -2.12 -0.375 0.79
Prot (kg) -2.13 -0.441 0.94
Fertility Sub Index 0.03
Calving Interval (days) 0.04 -1.459 -0.06
Survival (%) 0.08 1.117 0.09
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.87
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.91 -0.432 0.39
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 13.25

* Based on an €80/tonne carbon price