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 19.32
Milk (kg) -805.00 -0.014 11.27
Fat (kg) -1.00 -0.375 0.37
Prot (kg) -17.40 -0.441 7.68
Fertility Sub Index 6.22
Calving Interval (days) -2.55 -1.459 3.72
Survival (%) 2.24 1.117 2.50
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index 2.99
Carcass Weight (kg) -13.30 -0.528 7.02
Age of Slaughter (days) 9.33 -0.432 -4.03
Maintenance Sub Index Maint. Sub Index 13.12
Live WT (kg) -42.80 -0.307 13.12
Total Carbon Sub Index 42.53

* Based on an €80/tonne carbon price