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 9.98
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -10.56 -0.375 3.96
Prot (kg) -7.53 -0.441 3.32
Fertility Sub Index 4.69
Calving Interval (days) -2.86 -1.459 4.17
Survival (%) 0.46 1.117 0.51
Calving Sub Index -0.54
Gestation Length (days) 0.59 -0.919 -0.54
Beef Sub Index -2.00
Carcass Weight (kg) 3.50 -0.528 -1.85
Age of Slaughter (days) 0.35 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index 12.27

* Based on an €80/tonne carbon price