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 6.71
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -7.11 -0.375 2.66
Prot (kg) -5.02 -0.441 2.22
Fertility Sub Index 2.21
Calving Interval (days) -1.07 -1.459 1.56
Survival (%) 0.58 1.117 0.65
Calving Sub Index -1.47
Gestation Length (days) 1.60 -0.919 -1.47
Beef Sub Index -1.63
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 4.15 -0.432 -1.79
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 10.47

* Based on an €80/tonne carbon price