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 3.76
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -1.37 -0.375 0.51
Prot (kg) -4.19 -0.441 1.85
Fertility Sub Index 7.12
Calving Interval (days) -3.77 -1.459 5.50
Survival (%) 1.45 1.117 1.62
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.93
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) -0.08 -0.432 0.03
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 14.31

* Based on an €80/tonne carbon price