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 3.75
Milk (kg) -70.00 -0.014 0.98
Fat (kg) -4.30 -0.375 1.61
Prot (kg) -2.63 -0.441 1.16
Fertility Sub Index 2.07
Calving Interval (days) -0.87 -1.459 1.27
Survival (%) 0.72 1.117 0.80
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -1.69
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 1.97 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index 8.29

* Based on an €80/tonne carbon price