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 5.03
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -5.29 -0.375 1.98
Prot (kg) -2.75 -0.441 1.21
Fertility Sub Index -0.32
Calving Interval (days) 1.29 -1.459 -1.88
Survival (%) 1.40 1.117 1.56
Calving Sub Index -0.96
Gestation Length (days) 1.04 -0.919 -0.96
Beef Sub Index -1.44
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 6.27 -0.432 -2.71
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 7.16

* Based on an €80/tonne carbon price