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 5.05
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -10.11 -0.375 3.79
Prot (kg) -1.40 -0.441 0.62
Fertility Sub Index 2.63
Calving Interval (days) -1.46 -1.459 2.13
Survival (%) 0.45 1.117 0.50
Calving Sub Index -0.66
Gestation Length (days) 0.72 -0.919 -0.66
Beef Sub Index 0.64
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.07 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 11.68

* Based on an €80/tonne carbon price