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 -4.37
Milk (kg) 59.00 -0.014 -0.83
Fat (kg) 7.14 -0.375 -2.67
Prot (kg) 1.96 -0.441 -0.87
Fertility Sub Index 2.57
Calving Interval (days) -1.21 -1.459 1.77
Survival (%) 0.72 1.117 0.80
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.83
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.01 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 5.04

* Based on an €80/tonne carbon price