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 9.70
Milk (kg) -202.00 -0.014 2.83
Fat (kg) -5.83 -0.375 2.18
Prot (kg) -10.63 -0.441 4.69
Fertility Sub Index 1.56
Calving Interval (days) -0.86 -1.459 1.25
Survival (%) 0.27 1.117 0.30
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index 0.26
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.45 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index 12.59

* Based on an €80/tonne carbon price