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 5.61
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -6.67 -0.375 2.50
Prot (kg) -2.76 -0.441 1.22
Fertility Sub Index 6.76
Calving Interval (days) -3.56 -1.459 5.19
Survival (%) 1.40 1.117 1.56
Calving Sub Index 0.41
Gestation Length (days) -0.45 -0.919 0.41
Beef Sub Index 0.20
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) -0.33 -0.432 0.14
Maintenance Sub Index Maint. Sub Index -1.96
Live WT (kg) 6.40 -0.307 -1.96
Total Carbon Sub Index 11.01

* Based on an €80/tonne carbon price