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 0.26
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) -0.37 -0.375 0.14
Prot (kg) -0.31 -0.441 0.14
Fertility Sub Index 0.29
Calving Interval (days) 1.18 -1.459 -1.72
Survival (%) 1.80 1.117 2.01
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index 0.25
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 5.78 -0.432 -2.50
Maintenance Sub Index Maint. Sub Index 4.69
Live WT (kg) -15.30 -0.307 4.69
Total Carbon Sub Index 3.79

* Based on an €80/tonne carbon price