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 15.82
Milk (kg) -300.00 -0.014 4.20
Fat (kg) -15.77 -0.375 5.91
Prot (kg) -12.95 -0.441 5.72
Fertility Sub Index 2.56
Calving Interval (days) -1.41 -1.459 2.06
Survival (%) 0.45 1.117 0.50
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.03
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 4.58 -0.432 -1.98
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 25.45

* Based on an €80/tonne carbon price