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 0.07
Milk (kg) 40.00 -0.014 -0.56
Fat (kg) -0.06 -0.375 0.02
Prot (kg) -1.37 -0.441 0.60
Fertility Sub Index 1.60
Calving Interval (days) -1.06 -1.459 1.55
Survival (%) 0.05 1.117 0.06
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.39
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.28 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 3.27

* Based on an €80/tonne carbon price