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 4.16
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -4.26 -0.375 1.60
Prot (kg) -4.29 -0.441 1.89
Fertility Sub Index 5.03
Calving Interval (days) -4.52 -1.459 6.59
Survival (%) -1.40 1.117 -1.56
Calving Sub Index -3.40
Gestation Length (days) 3.70 -0.919 -3.40
Beef Sub Index 1.56
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -3.86 -0.432 1.67
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 8.54

* Based on an €80/tonne carbon price