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 15.84
Milk (kg) -351.00 -0.014 4.91
Fat (kg) -13.11 -0.375 4.91
Prot (kg) -13.62 -0.441 6.01
Fertility Sub Index 6.68
Calving Interval (days) -3.92 -1.459 5.72
Survival (%) 0.86 1.117 0.96
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 0.12
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 26.15

* Based on an €80/tonne carbon price