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 6.93
Milk (kg) -223.00 -0.014 3.12
Fat (kg) -3.84 -0.375 1.44
Prot (kg) -5.37 -0.441 2.37
Fertility Sub Index 3.01
Calving Interval (days) -1.04 -1.459 1.52
Survival (%) 1.34 1.117 1.50
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index 11.63
Carcass Weight (kg) -28.30 -0.528 14.93
Age of Slaughter (days) 7.65 -0.432 -3.30
Maintenance Sub Index Maint. Sub Index 21.40
Live WT (kg) -69.80 -0.307 21.40
Total Carbon Sub Index 43.54

* Based on an €80/tonne carbon price