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 -0.23
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) 0.26 -0.375 -0.10
Prot (kg) 0.23 -0.441 -0.10
Fertility Sub Index 2.74
Calving Interval (days) -1.34 -1.459 1.96
Survival (%) 0.70 1.117 0.78
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.20
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.33 -0.432 -1.44
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 12.95

* Based on an €80/tonne carbon price