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 4.20
Calving Interval (days) -2.09 -1.459 3.05
Survival (%) 1.03 1.117 1.15
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.74
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.92 -0.432 1.26
Maintenance Sub Index Maint. Sub Index 6.53
Live WT (kg) -21.30 -0.307 6.53
Total Carbon Sub Index 15.50

* Based on an €80/tonne carbon price