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 5.71
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -6.31 -0.375 2.36
Prot (kg) -4.04 -0.441 1.78
Fertility Sub Index 13.35
Calving Interval (days) -8.30 -1.459 12.11
Survival (%) 1.11 1.117 1.24
Calving Sub Index -1.85
Gestation Length (days) 2.01 -0.919 -1.85
Beef Sub Index 3.02
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -3.09 -0.432 1.33
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 22.07

* Based on an €80/tonne carbon price