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 14.03
Milk (kg) -368.00 -0.014 5.15
Fat (kg) -10.58 -0.375 3.96
Prot (kg) -11.13 -0.441 4.91
Fertility Sub Index 6.95
Calving Interval (days) -4.22 -1.459 6.16
Survival (%) 0.71 1.117 0.79
Calving Sub Index 1.32
Gestation Length (days) -1.44 -0.919 1.32
Beef Sub Index 2.39
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 0.57 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 28.92

* Based on an €80/tonne carbon price