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 1.95
Milk (kg) -40.00 -0.014 0.56
Fat (kg) -0.08 -0.375 0.03
Prot (kg) -3.08 -0.441 1.36
Fertility Sub Index -4.02
Calving Interval (days) 1.83 -1.459 -2.67
Survival (%) -1.21 1.117 -1.35
Calving Sub Index -0.27
Gestation Length (days) 0.29 -0.919 -0.27
Beef Sub Index -1.29
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 3.48 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index -2.59

* Based on an €80/tonne carbon price