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 4.22
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -2.65 -0.375 0.99
Prot (kg) -3.82 -0.441 1.69
Fertility Sub Index 5.49
Calving Interval (days) -3.21 -1.459 4.68
Survival (%) 0.72 1.117 0.80
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.34
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.38 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 19.58

* Based on an €80/tonne carbon price