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 1.52
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -2.94 -0.375 1.10
Prot (kg) -0.48 -0.441 0.21
Fertility Sub Index -6.96
Calving Interval (days) 2.82 -1.459 -4.11
Survival (%) -2.55 1.117 -2.85
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index -0.44
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 5.42 -0.432 -2.34
Maintenance Sub Index Maint. Sub Index -1.50
Live WT (kg) 4.90 -0.307 -1.50
Total Carbon Sub Index -6.66

* Based on an €80/tonne carbon price