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 2.67
Milk (kg) -69.00 -0.014 0.97
Fat (kg) -1.83 -0.375 0.69
Prot (kg) -2.30 -0.441 1.02
Fertility Sub Index 7.54
Calving Interval (days) -3.63 -1.459 5.30
Survival (%) 2.01 1.117 2.25
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.12
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -0.99 -0.432 0.43
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 22.14

* Based on an €80/tonne carbon price