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 1.00
Milk (kg) -20.00 -0.014 0.28
Fat (kg) -1.32 -0.375 0.49
Prot (kg) -0.50 -0.441 0.22
Fertility Sub Index -3.29
Calving Interval (days) 0.66 -1.459 -0.96
Survival (%) -2.08 1.117 -2.32
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -2.08
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 5.55 -0.432 -2.40
Maintenance Sub Index Maint. Sub Index -3.25
Live WT (kg) 10.60 -0.307 -3.25
Total Carbon Sub Index -8.09

* Based on an €80/tonne carbon price