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 0.52
Milk (kg) -7.00 -0.014 0.10
Fat (kg) -0.26 -0.375 0.10
Prot (kg) -0.74 -0.441 0.33
Fertility Sub Index 4.07
Calving Interval (days) -2.31 -1.459 3.37
Survival (%) 0.63 1.117 0.70
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.59
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 1.09 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 8.97

* Based on an €80/tonne carbon price