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 4.16
Milk (kg) -51.00 -0.014 0.71
Fat (kg) -4.36 -0.375 1.63
Prot (kg) -4.10 -0.441 1.81
Fertility Sub Index 2.07
Calving Interval (days) -1.28 -1.459 1.87
Survival (%) 0.18 1.117 0.20
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 0.10
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.60 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 14.07

* Based on an €80/tonne carbon price