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 5.51
Milk (kg) -150.00 -0.014 2.10
Fat (kg) -2.90 -0.375 1.09
Prot (kg) -5.26 -0.441 2.32
Fertility Sub Index 6.35
Calving Interval (days) -3.45 -1.459 5.03
Survival (%) 1.18 1.117 1.32
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.36
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) -0.96 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 21.84

* Based on an €80/tonne carbon price