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 9.42
Milk (kg) -346.00 -0.014 4.84
Fat (kg) -3.34 -0.375 1.25
Prot (kg) -7.53 -0.441 3.32
Fertility Sub Index 6.62
Calving Interval (days) -4.33 -1.459 6.32
Survival (%) 0.27 1.117 0.30
Calving Sub Index -0.34
Gestation Length (days) 0.37 -0.919 -0.34
Beef Sub Index 2.44
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) -0.76 -0.432 0.33
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 21.69

* Based on an €80/tonne carbon price