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 1.01
Milk (kg) -29.00 -0.014 0.41
Fat (kg) -0.43 -0.375 0.16
Prot (kg) -1.01 -0.441 0.45
Fertility Sub Index 4.70
Calving Interval (days) -2.24 -1.459 3.27
Survival (%) 1.28 1.117 1.43
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.03
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 4.72 -0.432 -2.04
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 13.54

* Based on an €80/tonne carbon price