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 -4.26
Milk (kg) 140.00 -0.014 -1.96
Fat (kg) 4.77 -0.375 -1.79
Prot (kg) 1.16 -0.441 -0.51
Fertility Sub Index -0.32
Calving Interval (days) 0.27 -1.459 -0.39
Survival (%) 0.07 1.117 0.08
Calving Sub Index 1.47
Gestation Length (days) -1.60 -0.919 1.47
Beef Sub Index 0.84
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 3.44 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index -1.38

* Based on an €80/tonne carbon price