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 6.18
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -2.60 -0.375 0.97
Prot (kg) -6.75 -0.441 2.98
Fertility Sub Index 3.99
Calving Interval (days) -2.27 -1.459 3.31
Survival (%) 0.61 1.117 0.68
Calving Sub Index 0.15
Gestation Length (days) -0.16 -0.919 0.15
Beef Sub Index 0.27
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 12.00

* Based on an €80/tonne carbon price