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 11.63
Milk (kg) -206.00 -0.014 2.88
Fat (kg) -10.45 -0.375 3.91
Prot (kg) -10.94 -0.441 4.83
Fertility Sub Index 5.14
Calving Interval (days) -2.80 -1.459 4.09
Survival (%) 0.94 1.117 1.05
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.44
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 3.25 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 26.29

* Based on an €80/tonne carbon price