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 0.30
Milk (kg) -32.00 -0.014 0.45
Fat (kg) -2.46 -0.375 0.92
Prot (kg) 2.42 -0.441 -1.07
Fertility Sub Index 5.83
Calving Interval (days) -3.43 -1.459 5.00
Survival (%) 0.74 1.117 0.83
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.96
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) -3.68 -0.432 1.59
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index 12.23

* Based on an €80/tonne carbon price