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 7.75
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -6.50 -0.375 2.43
Prot (kg) -6.81 -0.441 3.01
Fertility Sub Index 3.16
Calving Interval (days) -1.63 -1.459 2.38
Survival (%) 0.70 1.117 0.78
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 3.19
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -3.47 -0.432 1.50
Maintenance Sub Index Maint. Sub Index 6.87
Live WT (kg) -22.40 -0.307 6.87
Total Carbon Sub Index 24.80

* Based on an €80/tonne carbon price