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 5.39
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -5.40 -0.375 2.02
Prot (kg) -4.72 -0.441 2.08
Fertility Sub Index 2.71
Calving Interval (days) -0.97 -1.459 1.42
Survival (%) 1.16 1.117 1.30
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.80
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 0.71 -0.432 -0.31
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 17.63

* Based on an €80/tonne carbon price