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 13.68
Milk (kg) -280.00 -0.014 3.92
Fat (kg) -12.81 -0.375 4.80
Prot (kg) -11.24 -0.441 4.96
Fertility Sub Index 7.52
Calving Interval (days) -4.85 -1.459 7.08
Survival (%) 0.40 1.117 0.45
Calving Sub Index -0.24
Gestation Length (days) 0.26 -0.919 -0.24
Beef Sub Index -1.58
Carcass Weight (kg) 5.70 -0.528 -3.01
Age of Slaughter (days) -3.31 -0.432 1.43
Maintenance Sub Index Maint. Sub Index -1.01
Live WT (kg) 3.30 -0.307 -1.01
Total Carbon Sub Index 18.37

* Based on an €80/tonne carbon price