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 5.75
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -5.64 -0.375 2.11
Prot (kg) -3.00 -0.441 1.32
Fertility Sub Index 6.06
Calving Interval (days) -3.62 -1.459 5.28
Survival (%) 0.70 1.117 0.78
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index -6.02
Carcass Weight (kg) 9.60 -0.528 -5.06
Age of Slaughter (days) 2.22 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index -2.30
Live WT (kg) 7.50 -0.307 -2.30
Total Carbon Sub Index 3.87

* Based on an €80/tonne carbon price