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 1.30
Milk (kg) 72.00 -0.014 -1.01
Fat (kg) -1.54 -0.375 0.58
Prot (kg) -3.92 -0.441 1.73
Fertility Sub Index 2.70
Calving Interval (days) -1.22 -1.459 1.78
Survival (%) 0.82 1.117 0.92
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.17
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.29 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index 4.37

* Based on an €80/tonne carbon price