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 2.26
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) -5.38 -0.375 2.02
Prot (kg) -1.29 -0.441 0.57
Fertility Sub Index 5.74
Calving Interval (days) -3.94 -1.459 5.75
Survival (%) -0.01 1.117 -0.01
Calving Sub Index 1.03
Gestation Length (days) -1.12 -0.919 1.03
Beef Sub Index 2.74
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 0.38 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 15.36

* Based on an €80/tonne carbon price