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 15.71
Milk (kg) -299.00 -0.014 4.19
Fat (kg) -15.54 -0.375 5.82
Prot (kg) -12.92 -0.441 5.70
Fertility Sub Index 2.64
Calving Interval (days) -1.11 -1.459 1.62
Survival (%) 0.91 1.117 1.02
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.07
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.35 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 25.80

* Based on an €80/tonne carbon price