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 -1.38
Milk (kg) -69.00 -0.014 0.97
Fat (kg) 7.03 -0.375 -2.63
Prot (kg) -0.66 -0.441 0.29
Fertility Sub Index 0.43
Calving Interval (days) 0.07 -1.459 -0.10
Survival (%) 0.48 1.117 0.54
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 2.30
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 0.90 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 8.07

* Based on an €80/tonne carbon price