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 2.01
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -1.26 -0.375 0.47
Prot (kg) -1.96 -0.441 0.87
Fertility Sub Index 0.25
Calving Interval (days) -0.21 -1.459 0.31
Survival (%) -0.05 1.117 -0.06
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.11
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 3.09

* Based on an €80/tonne carbon price