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 5.52
Milk (kg) -21.00 -0.014 0.29
Fat (kg) -6.79 -0.375 2.54
Prot (kg) -6.08 -0.441 2.68
Fertility Sub Index -8.96
Calving Interval (days) 4.76 -1.459 -6.95
Survival (%) -1.80 1.117 -2.01
Calving Sub Index 1.03
Gestation Length (days) -1.12 -0.919 1.03
Beef Sub Index -0.89
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index -4.59

* Based on an €80/tonne carbon price