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 7.95
Milk (kg) -93.00 -0.014 1.30
Fat (kg) -7.49 -0.375 2.81
Prot (kg) -8.70 -0.441 3.84
Fertility Sub Index 3.89
Calving Interval (days) -2.09 -1.459 3.05
Survival (%) 0.75 1.117 0.84
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.46
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 2.36 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 20.23

* Based on an €80/tonne carbon price