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 4.26
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -2.45 -0.375 0.92
Prot (kg) -4.02 -0.441 1.77
Fertility Sub Index 1.53
Calving Interval (days) -0.75 -1.459 1.09
Survival (%) 0.39 1.117 0.44
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index 0.38
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.56 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index 6.28

* Based on an €80/tonne carbon price