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 2.11
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -1.84 -0.375 0.69
Prot (kg) -1.63 -0.441 0.72
Fertility Sub Index 3.06
Calving Interval (days) -0.99 -1.459 1.44
Survival (%) 1.45 1.117 1.62
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.72
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 16.89

* Based on an €80/tonne carbon price