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 3.58
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -2.04 -0.375 0.76
Prot (kg) -2.82 -0.441 1.24
Fertility Sub Index 1.80
Calving Interval (days) -0.68 -1.459 0.99
Survival (%) 0.72 1.117 0.80
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index 0.83
Carcass Weight (kg) -3.95 -0.528 2.08
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 7.56
Live WT (kg) -24.65 -0.307 7.56
Total Carbon Sub Index 14.44

* Based on an €80/tonne carbon price