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 7.67
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -6.65 -0.375 2.49
Prot (kg) -7.05 -0.441 3.11
Fertility Sub Index 3.68
Calving Interval (days) -2.50 -1.459 3.65
Survival (%) 0.03 1.117 0.03
Calving Sub Index 1.76
Gestation Length (days) -1.92 -0.919 1.76
Beef Sub Index 0.75
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 17.42

* Based on an €80/tonne carbon price