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 4.33
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -5.02 -0.375 1.88
Prot (kg) -2.47 -0.441 1.09
Fertility Sub Index 7.65
Calving Interval (days) -3.60 -1.459 5.25
Survival (%) 2.15 1.117 2.40
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.20
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.52 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 18.92

* Based on an €80/tonne carbon price