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 13.63
Milk (kg) -287.00 -0.014 4.02
Fat (kg) -11.50 -0.375 4.31
Prot (kg) -12.01 -0.441 5.30
Fertility Sub Index 1.74
Calving Interval (days) -0.54 -1.459 0.79
Survival (%) 0.85 1.117 0.95
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.43
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 0.85 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 25.30

* Based on an €80/tonne carbon price