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 13.20
Milk (kg) -214.00 -0.014 3.00
Fat (kg) -12.58 -0.375 4.71
Prot (kg) -12.44 -0.441 5.49
Fertility Sub Index 6.80
Calving Interval (days) -3.32 -1.459 4.84
Survival (%) 1.75 1.117 1.96
Calving Sub Index -1.41
Gestation Length (days) 1.53 -0.919 -1.41
Beef Sub Index 0.22
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 0.59 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index 20.37

* Based on an €80/tonne carbon price