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 0.93
Milk (kg) -25.00 -0.014 0.35
Fat (kg) 1.78 -0.375 -0.67
Prot (kg) -2.82 -0.441 1.24
Fertility Sub Index 1.81
Calving Interval (days) -1.17 -1.459 1.71
Survival (%) 0.09 1.117 0.10
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.01
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.35 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 4.03

* Based on an €80/tonne carbon price