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 -3.60
Milk (kg) 42.00 -0.014 -0.59
Fat (kg) 3.85 -0.375 -1.44
Prot (kg) 3.55 -0.441 -1.57
Fertility Sub Index -5.86
Calving Interval (days) 3.75 -1.459 -5.47
Survival (%) -0.35 1.117 -0.39
Calving Sub Index 1.50
Gestation Length (days) -1.63 -0.919 1.50
Beef Sub Index -0.69
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 3.91 -0.432 -1.69
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index -4.29

* Based on an €80/tonne carbon price