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 7.84
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -6.63 -0.375 2.48
Prot (kg) -6.91 -0.441 3.05
Fertility Sub Index 3.34
Calving Interval (days) -1.70 -1.459 2.48
Survival (%) 0.77 1.117 0.86
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 3.24
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -3.48 -0.432 1.50
Maintenance Sub Index Maint. Sub Index 6.81
Live WT (kg) -22.20 -0.307 6.81
Total Carbon Sub Index 25.06

* Based on an €80/tonne carbon price