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 15.04
Milk (kg) -321.00 -0.014 4.49
Fat (kg) -12.51 -0.375 4.69
Prot (kg) -13.27 -0.441 5.86
Fertility Sub Index 5.80
Calving Interval (days) -2.89 -1.459 4.22
Survival (%) 1.42 1.117 1.59
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.58
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -2.30 -0.432 0.99
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 33.54

* Based on an €80/tonne carbon price