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 15.08
Milk (kg) -440.00 -0.014 6.16
Fat (kg) -10.56 -0.375 3.96
Prot (kg) -11.24 -0.441 4.96
Fertility Sub Index 8.78
Calving Interval (days) -4.39 -1.459 6.41
Survival (%) 2.13 1.117 2.38
Calving Sub Index -0.02
Gestation Length (days) 0.02 -0.919 -0.02
Beef Sub Index 3.59
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) -0.75 -0.432 0.32
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 31.30

* Based on an €80/tonne carbon price