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 -1.78
Milk (kg) 16.00 -0.014 -0.22
Fat (kg) 2.05 -0.375 -0.77
Prot (kg) 1.78 -0.441 -0.79
Fertility Sub Index 3.93
Calving Interval (days) -1.96 -1.459 2.86
Survival (%) 0.96 1.117 1.07
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.69
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.82 -0.432 1.22
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 15.16

* Based on an €80/tonne carbon price