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 15.00
Milk (kg) -278.00 -0.014 3.89
Fat (kg) -15.01 -0.375 5.62
Prot (kg) -12.43 -0.441 5.49
Fertility Sub Index 1.62
Calving Interval (days) -0.87 -1.459 1.27
Survival (%) 0.31 1.117 0.35
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.04
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.34 -0.432 -1.44
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 25.41

* Based on an €80/tonne carbon price