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 2.12
Milk (kg) -138.00 -0.014 1.93
Fat (kg) 5.71 -0.375 -2.14
Prot (kg) -5.27 -0.441 2.33
Fertility Sub Index 4.22
Calving Interval (days) -2.44 -1.459 3.56
Survival (%) 0.59 1.117 0.66
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.33
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.08 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 8.09

* Based on an €80/tonne carbon price