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 12.66
Milk (kg) -278.00 -0.014 3.89
Fat (kg) -11.07 -0.375 4.15
Prot (kg) -10.46 -0.441 4.62
Fertility Sub Index -0.41
Calving Interval (days) -0.20 -1.459 0.29
Survival (%) -0.63 1.117 -0.70
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.02
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 18.63

* Based on an €80/tonne carbon price