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 4.87
Milk (kg) -106.00 -0.014 1.48
Fat (kg) -2.70 -0.375 1.01
Prot (kg) -5.37 -0.441 2.37
Fertility Sub Index -2.10
Calving Interval (days) 1.11 -1.459 -1.62
Survival (%) -0.43 1.117 -0.48
Calving Sub Index -0.23
Gestation Length (days) 0.25 -0.919 -0.23
Beef Sub Index -0.13
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.13 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index -0.12
Live WT (kg) 0.40 -0.307 -0.12
Total Carbon Sub Index 2.29

* Based on an €80/tonne carbon price