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 3.60
Milk (kg) -58.00 -0.014 0.81
Fat (kg) -3.88 -0.375 1.45
Prot (kg) -3.02 -0.441 1.33
Fertility Sub Index 6.26
Calving Interval (days) -4.02 -1.459 5.87
Survival (%) 0.35 1.117 0.39
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index 0.71
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 0.81 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 13.99

* Based on an €80/tonne carbon price