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 7.68
Milk (kg) -238.00 -0.014 3.33
Fat (kg) -4.94 -0.375 1.85
Prot (kg) -5.65 -0.441 2.49
Fertility Sub Index 8.85
Calving Interval (days) -4.75 -1.459 6.93
Survival (%) 1.72 1.117 1.92
Calving Sub Index 1.96
Gestation Length (days) -2.13 -0.919 1.96
Beef Sub Index 3.62
Carcass Weight (kg) -8.30 -0.528 4.38
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 7.20
Live WT (kg) -23.50 -0.307 7.20
Total Carbon Sub Index 29.31

* Based on an €80/tonne carbon price