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 15.25
Milk (kg) -335.00 -0.014 4.69
Fat (kg) -13.14 -0.375 4.92
Prot (kg) -12.78 -0.441 5.64
Fertility Sub Index 2.80
Calving Interval (days) -0.74 -1.459 1.08
Survival (%) 1.54 1.117 1.72
Calving Sub Index -0.90
Gestation Length (days) 0.98 -0.919 -0.90
Beef Sub Index -2.09
Carcass Weight (kg) 2.50 -0.528 -1.32
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 16.84

* Based on an €80/tonne carbon price