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 8.75
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -8.53 -0.375 3.19
Prot (kg) -6.77 -0.441 2.99
Fertility Sub Index 2.26
Calving Interval (days) -0.87 -1.459 1.27
Survival (%) 0.89 1.117 0.99
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.25
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 1.37 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 21.05

* Based on an €80/tonne carbon price