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 6.86
Milk (kg) -69.00 -0.014 0.97
Fat (kg) -8.05 -0.375 3.02
Prot (kg) -6.53 -0.441 2.88
Fertility Sub Index 6.67
Calving Interval (days) -3.91 -1.459 5.70
Survival (%) 0.86 1.117 0.96
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index -0.07
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 17.01

* Based on an €80/tonne carbon price