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 6.37
Milk (kg) -207.00 -0.014 2.90
Fat (kg) -4.66 -0.375 1.75
Prot (kg) -3.92 -0.441 1.73
Fertility Sub Index 8.30
Calving Interval (days) -5.05 -1.459 7.37
Survival (%) 0.83 1.117 0.93
Calving Sub Index 1.56
Gestation Length (days) -1.70 -0.919 1.56
Beef Sub Index 3.70
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) -0.27 -0.432 0.12
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 24.93

* Based on an €80/tonne carbon price