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 5.48
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -7.94 -0.375 2.97
Prot (kg) -0.82 -0.441 0.36
Fertility Sub Index 5.79
Calving Interval (days) -3.45 -1.459 5.03
Survival (%) 0.68 1.117 0.76
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.87
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) -3.47 -0.432 1.50
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 16.97

* Based on an €80/tonne carbon price