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 8.12
Milk (kg) -338.00 -0.014 4.73
Fat (kg) -0.91 -0.375 0.34
Prot (kg) -6.90 -0.441 3.05
Fertility Sub Index 7.40
Calving Interval (days) -3.89 -1.459 5.68
Survival (%) 1.54 1.117 1.72
Calving Sub Index 0.05
Gestation Length (days) -0.05 -0.919 0.05
Beef Sub Index -2.45
Carcass Weight (kg) 3.30 -0.528 -1.74
Age of Slaughter (days) 1.65 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index -0.03
Live WT (kg) 0.10 -0.307 -0.03
Total Carbon Sub Index 13.08

* Based on an €80/tonne carbon price