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 6.37
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -6.42 -0.375 2.40
Prot (kg) -5.50 -0.441 2.43
Fertility Sub Index 6.03
Calving Interval (days) -3.37 -1.459 4.92
Survival (%) 1.00 1.117 1.12
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index 2.83
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 0.17 -0.432 -0.07
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 17.29

* Based on an €80/tonne carbon price