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 1.04
Milk (kg) 155.00 -0.014 -2.17
Fat (kg) -3.35 -0.375 1.25
Prot (kg) -4.44 -0.441 1.96
Fertility Sub Index -11.40
Calving Interval (days) 6.21 -1.459 -9.06
Survival (%) -2.09 1.117 -2.33
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index 0.77
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 3.47 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index -8.08

* Based on an €80/tonne carbon price