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 5.06
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -6.25 -0.375 2.34
Prot (kg) -3.74 -0.441 1.65
Fertility Sub Index 5.31
Calving Interval (days) -3.09 -1.459 4.51
Survival (%) 0.72 1.117 0.80
Calving Sub Index 1.28
Gestation Length (days) -1.39 -0.919 1.28
Beef Sub Index -0.96
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 2.34 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 12.68

* Based on an €80/tonne carbon price