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 3.68
Milk (kg) -2.00 -0.014 0.03
Fat (kg) -4.36 -0.375 1.63
Prot (kg) -4.57 -0.441 2.02
Fertility Sub Index -4.55
Calving Interval (days) 2.38 -1.459 -3.47
Survival (%) -0.96 1.117 -1.07
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index 0.26
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 3.56 -0.432 -1.54
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 1.46

* Based on an €80/tonne carbon price