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 2.86
Milk (kg) -73.00 -0.014 1.02
Fat (kg) -0.83 -0.375 0.31
Prot (kg) -3.45 -0.441 1.52
Fertility Sub Index 6.30
Calving Interval (days) -3.63 -1.459 5.30
Survival (%) 0.90 1.117 1.01
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index 2.23
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -0.41 -0.432 0.18
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 14.98

* Based on an €80/tonne carbon price