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 2.44
Milk (kg) -83.00 -0.014 1.16
Fat (kg) -1.07 -0.375 0.40
Prot (kg) -1.98 -0.441 0.87
Fertility Sub Index 5.69
Calving Interval (days) -2.57 -1.459 3.75
Survival (%) 1.74 1.117 1.94
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.41
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.97 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 16.90

* Based on an €80/tonne carbon price