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 4.08
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -3.61 -0.375 1.35
Prot (kg) -4.24 -0.441 1.87
Fertility Sub Index 2.93
Calving Interval (days) -1.55 -1.459 2.26
Survival (%) 0.60 1.117 0.67
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.87
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -0.42 -0.432 0.18
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 16.47

* Based on an €80/tonne carbon price