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 9.51
Milk (kg) -229.00 -0.014 3.21
Fat (kg) -10.53 -0.375 3.94
Prot (kg) -5.34 -0.441 2.36
Fertility Sub Index 5.60
Calving Interval (days) -3.27 -1.459 4.77
Survival (%) 0.74 1.117 0.83
Calving Sub Index -1.40
Gestation Length (days) 1.52 -0.919 -1.40
Beef Sub Index -2.10
Carcass Weight (kg) 4.50 -0.528 -2.37
Age of Slaughter (days) -0.63 -0.432 0.27
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 14.25

* Based on an €80/tonne carbon price