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 3.27
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -1.14 -0.375 0.43
Prot (kg) -4.04 -0.441 1.78
Fertility Sub Index -0.35
Calving Interval (days) 0.05 -1.459 -0.07
Survival (%) -0.25 1.117 -0.28
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.23
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index 3.50

* Based on an €80/tonne carbon price