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 -12.63
Milk (kg) 16.00 -0.014 -0.22
Fat (kg) 18.27 -0.375 -6.84
Prot (kg) 12.60 -0.441 -5.56
Fertility Sub Index -1.03
Calving Interval (days) 0.44 -1.459 -0.64
Survival (%) -0.35 1.117 -0.39
Calving Sub Index 1.54
Gestation Length (days) -1.67 -0.919 1.54
Beef Sub Index 1.71
Carcass Weight (kg) -6.90 -0.528 3.64
Age of Slaughter (days) 4.46 -0.432 -1.93
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index -5.51

* Based on an €80/tonne carbon price