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 13.28
Milk (kg) -250.00 -0.014 3.50
Fat (kg) -14.23 -0.375 5.33
Prot (kg) -10.09 -0.441 4.45
Fertility Sub Index -0.48
Calving Interval (days) 0.79 -1.459 -1.15
Survival (%) 0.60 1.117 0.67
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.63
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.82 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 21.84

* Based on an €80/tonne carbon price