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 7.61
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -7.45 -0.375 2.79
Prot (kg) -6.31 -0.441 2.78
Fertility Sub Index 3.27
Calving Interval (days) -1.75 -1.459 2.55
Survival (%) 0.64 1.117 0.72
Calving Sub Index 1.84
Gestation Length (days) -2.00 -0.919 1.84
Beef Sub Index -0.17
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.84 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 17.54

* Based on an €80/tonne carbon price