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 0.04
Milk (kg) -1.00 -0.014 0.01
Fat (kg) -0.05 -0.375 0.02
Prot (kg) -0.02 -0.441 0.01
Fertility Sub Index -0.31
Calving Interval (days) 1.17 -1.459 -1.71
Survival (%) 1.25 1.117 1.40
Calving Sub Index -0.24
Gestation Length (days) 0.26 -0.919 -0.24
Beef Sub Index -2.31
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 8.65 -0.432 -3.73
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 3.89

* Based on an €80/tonne carbon price