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 -0.12
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) 0.13 -0.375 -0.05
Prot (kg) 0.12 -0.441 -0.05
Fertility Sub Index 4.95
Calving Interval (days) -2.46 -1.459 3.59
Survival (%) 1.22 1.117 1.36
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.44
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.23 -0.432 0.96
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 17.27

* Based on an €80/tonne carbon price