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 -1.60
Milk (kg) 18.00 -0.014 -0.25
Fat (kg) 1.81 -0.375 -0.68
Prot (kg) 1.52 -0.441 -0.67
Fertility Sub Index 7.14
Calving Interval (days) -3.52 -1.459 5.14
Survival (%) 1.79 1.117 2.00
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.83
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -2.53 -0.432 1.09
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 18.79

* Based on an €80/tonne carbon price