Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 2.07
Milk (kg) -73.00 -0.014 1.02
Fat (kg) -0.69 -0.375 0.26
Prot (kg) -1.79 -0.441 0.79
Fertility Sub Index 2.07
Calving Interval (days) -1.16 -1.459 1.69
Survival (%) 0.34 1.117 0.38
Calving Sub Index -0.39
Gestation Length (days) 0.42 -0.919 -0.39
Beef Sub Index 0.79
Carcass Weight (kg) -1.55 -0.528 0.82
Age of Slaughter (days) 0.07 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 7.03

* Based on an €80/tonne carbon price