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 4.29
Milk (kg) -114.00 -0.014 1.60
Fat (kg) -2.65 -0.375 0.99
Prot (kg) -3.85 -0.441 1.70
Fertility Sub Index 4.71
Calving Interval (days) -2.34 -1.459 3.41
Survival (%) 1.16 1.117 1.30
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 0.35
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.02 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 16.94

* Based on an €80/tonne carbon price