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 2.65
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -1.65 -0.375 0.62
Prot (kg) -1.69 -0.441 0.75
Fertility Sub Index 5.86
Calving Interval (days) -2.59 -1.459 3.78
Survival (%) 1.86 1.117 2.08
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.60
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 4.32 -0.432 -1.86
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 13.07

* Based on an €80/tonne carbon price