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 8.08
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -12.01 -0.375 4.50
Prot (kg) -5.20 -0.441 2.30
Fertility Sub Index 3.30
Calving Interval (days) -0.87 -1.459 1.27
Survival (%) 1.82 1.117 2.03
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.42
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 3.55 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 17.45

* Based on an €80/tonne carbon price