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 1.33
Milk (kg) -78.00 -0.014 1.09
Fat (kg) -0.73 -0.375 0.27
Prot (kg) 0.07 -0.441 -0.03
Fertility Sub Index 10.96
Calving Interval (days) -5.83 -1.459 8.51
Survival (%) 2.20 1.117 2.46
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -1.58
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 4.14 -0.432 -1.79
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 15.54

* Based on an €80/tonne carbon price