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 3.21
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -2.26 -0.375 0.85
Prot (kg) -2.94 -0.441 1.30
Fertility Sub Index 3.78
Calving Interval (days) -2.34 -1.459 3.41
Survival (%) 0.33 1.117 0.37
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index 1.92
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 2.16 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 11.57

* Based on an €80/tonne carbon price