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 0.45
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) -0.66 -0.375 0.25
Prot (kg) -0.48 -0.441 0.21
Fertility Sub Index 1.06
Calving Interval (days) -0.78 -1.459 1.14
Survival (%) -0.07 1.117 -0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.25
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 3.31

* Based on an €80/tonne carbon price