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 0.40
Milk (kg) -16.00 -0.014 0.22
Fat (kg) 0.42 -0.375 -0.16
Prot (kg) -0.76 -0.441 0.34
Fertility Sub Index 2.15
Calving Interval (days) -1.19 -1.459 1.74
Survival (%) 0.37 1.117 0.41
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.13
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.29 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index 3.81

* Based on an €80/tonne carbon price