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 7.00
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -9.39 -0.375 3.52
Prot (kg) -2.34 -0.441 1.03
Fertility Sub Index 3.30
Calving Interval (days) -1.80 -1.459 2.63
Survival (%) 0.60 1.117 0.67
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index 2.07
Carcass Weight (kg) -6.90 -0.528 3.64
Age of Slaughter (days) 3.64 -0.432 -1.57
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 19.31

* Based on an €80/tonne carbon price