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 12.87
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -17.56 -0.375 6.58
Prot (kg) -9.03 -0.441 3.99
Fertility Sub Index 10.26
Calving Interval (days) -6.34 -1.459 9.25
Survival (%) 0.90 1.117 1.01
Calving Sub Index -0.64
Gestation Length (days) 0.70 -0.919 -0.64
Beef Sub Index -0.30
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) -1.39 -0.432 0.60
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 23.35

* Based on an €80/tonne carbon price