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 -2.01
Milk (kg) 18.00 -0.014 -0.25
Fat (kg) 2.32 -0.375 -0.87
Prot (kg) 2.02 -0.441 -0.89
Fertility Sub Index 6.72
Calving Interval (days) -3.28 -1.459 4.79
Survival (%) 1.73 1.117 1.93
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.98
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -3.23 -0.432 1.39
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 17.99

* Based on an €80/tonne carbon price