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 13.75
Milk (kg) -261.00 -0.014 3.65
Fat (kg) -14.50 -0.375 5.43
Prot (kg) -10.56 -0.441 4.66
Fertility Sub Index 0.99
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) 0.36 1.117 0.40
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.45
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -1.40 -0.432 0.60
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 26.92

* Based on an €80/tonne carbon price