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 5.88
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -6.72 -0.375 2.52
Prot (kg) -5.22 -0.441 2.30
Fertility Sub Index 0.51
Calving Interval (days) 0.09 -1.459 -0.13
Survival (%) 0.57 1.117 0.64
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.66
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.52 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 14.33

* Based on an €80/tonne carbon price