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 3.30
Milk (kg) -217.00 -0.014 3.04
Fat (kg) 0.77 -0.375 -0.29
Prot (kg) -1.24 -0.441 0.55
Fertility Sub Index 4.21
Calving Interval (days) -2.46 -1.459 3.59
Survival (%) 0.56 1.117 0.63
Calving Sub Index 1.22
Gestation Length (days) -1.33 -0.919 1.22
Beef Sub Index -0.26
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) -0.02 -0.432 0.01
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 9.92

* Based on an €80/tonne carbon price