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 15.23
Milk (kg) -313.00 -0.014 4.38
Fat (kg) -12.83 -0.375 4.81
Prot (kg) -13.70 -0.441 6.05
Fertility Sub Index 3.70
Calving Interval (days) -1.85 -1.459 2.70
Survival (%) 0.90 1.117 1.01
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.88
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) -3.01 -0.432 1.30
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 29.96

* Based on an €80/tonne carbon price