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 2.80
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -1.04 -0.375 0.39
Prot (kg) -2.17 -0.441 0.96
Fertility Sub Index 3.46
Calving Interval (days) -1.89 -1.459 2.76
Survival (%) 0.63 1.117 0.70
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index 4.87
Carcass Weight (kg) -10.40 -0.528 5.49
Age of Slaughter (days) 1.43 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 17.81

* Based on an €80/tonne carbon price