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 17.09
Milk (kg) -459.00 -0.014 6.43
Fat (kg) -13.19 -0.375 4.94
Prot (kg) -12.97 -0.441 5.72
Fertility Sub Index 6.69
Calving Interval (days) -4.02 -1.459 5.87
Survival (%) 0.74 1.117 0.83
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index 1.52
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 0.51 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 28.36

* Based on an €80/tonne carbon price