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 18.31
Milk (kg) -379.00 -0.014 5.31
Fat (kg) -15.44 -0.375 5.78
Prot (kg) -16.35 -0.441 7.22
Fertility Sub Index 3.62
Calving Interval (days) -2.06 -1.459 3.01
Survival (%) 0.55 1.117 0.61
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.85
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.09 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 23.80

* Based on an €80/tonne carbon price