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 19.80
Milk (kg) -295.00 -0.014 4.13
Fat (kg) -23.72 -0.375 8.88
Prot (kg) -15.37 -0.441 6.78
Fertility Sub Index 6.99
Calving Interval (days) -5.03 -1.459 7.34
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.74
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 0.50 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 37.38

* Based on an €80/tonne carbon price