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) -218.00 -0.014 3.05
Fat (kg) 0.73 -0.375 -0.27
Prot (kg) -2.32 -0.441 1.02
Fertility Sub Index 9.17
Calving Interval (days) -4.43 -1.459 6.46
Survival (%) 2.42 1.117 2.70
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index 0.91
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index 15.25

* Based on an €80/tonne carbon price