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 4.60
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -3.37 -0.375 1.26
Prot (kg) -4.24 -0.441 1.87
Fertility Sub Index 3.25
Calving Interval (days) -1.71 -1.459 2.49
Survival (%) 0.68 1.117 0.76
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.92
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 0.68 -0.432 -0.29
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 18.50

* Based on an €80/tonne carbon price