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 1.60
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -2.07 -0.375 0.78
Prot (kg) -0.40 -0.441 0.18
Fertility Sub Index -0.67
Calving Interval (days) 1.40 -1.459 -2.04
Survival (%) 1.23 1.117 1.37
Calving Sub Index -0.71
Gestation Length (days) 0.77 -0.919 -0.71
Beef Sub Index -1.73
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 6.21 -0.432 -2.68
Maintenance Sub Index Maint. Sub Index 4.69
Live WT (kg) -15.30 -0.307 4.69
Total Carbon Sub Index 3.18

* Based on an €80/tonne carbon price