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 2.52
Milk (kg) -82.00 -0.014 1.15
Fat (kg) 2.36 -0.375 -0.88
Prot (kg) -5.11 -0.441 2.26
Fertility Sub Index 1.39
Calving Interval (days) -0.93 -1.459 1.36
Survival (%) 0.03 1.117 0.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.13
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.54 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 5.44

* Based on an €80/tonne carbon price