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 1.70
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -0.99 -0.375 0.37
Prot (kg) -2.24 -0.441 0.99
Fertility Sub Index 6.80
Calving Interval (days) -3.19 -1.459 4.65
Survival (%) 1.92 1.117 2.15
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.17
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.07 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 18.26

* Based on an €80/tonne carbon price