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 -3.80
Milk (kg) 99.00 -0.014 -1.39
Fat (kg) 3.67 -0.375 -1.37
Prot (kg) 2.35 -0.441 -1.04
Fertility Sub Index 2.49
Calving Interval (days) -1.20 -1.459 1.75
Survival (%) 0.66 1.117 0.74
Calving Sub Index 1.90
Gestation Length (days) -2.07 -0.919 1.90
Beef Sub Index 2.13
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 7.39

* Based on an €80/tonne carbon price