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 14.38
Milk (kg) -268.00 -0.014 3.75
Fat (kg) -15.55 -0.375 5.82
Prot (kg) -10.89 -0.441 4.81
Fertility Sub Index 4.92
Calving Interval (days) -3.12 -1.459 4.55
Survival (%) 0.33 1.117 0.37
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.03
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.48 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 28.55

* Based on an €80/tonne carbon price