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 3.01
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -2.21 -0.375 0.83
Prot (kg) -2.60 -0.441 1.15
Fertility Sub Index 7.03
Calving Interval (days) -3.42 -1.459 4.99
Survival (%) 1.83 1.117 2.04
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.12
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 3.76 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 19.98

* Based on an €80/tonne carbon price