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 6.05
Milk (kg) -231.00 -0.014 3.23
Fat (kg) -0.78 -0.375 0.29
Prot (kg) -5.72 -0.441 2.52
Fertility Sub Index 3.54
Calving Interval (days) -1.59 -1.459 2.32
Survival (%) 1.09 1.117 1.22
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index 3.55
Carcass Weight (kg) -9.10 -0.528 4.80
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 10.84
Live WT (kg) -35.35 -0.307 10.84
Total Carbon Sub Index 24.49

* Based on an €80/tonne carbon price