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 0.99
Milk (kg) -22.00 -0.014 0.31
Fat (kg) 1.29 -0.375 -0.48
Prot (kg) -2.63 -0.441 1.16
Fertility Sub Index -2.69
Calving Interval (days) 1.50 -1.459 -2.19
Survival (%) -0.45 1.117 -0.50
Calving Sub Index -1.40
Gestation Length (days) 1.52 -0.919 -1.40
Beef Sub Index 3.41
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) -2.40 -0.432 1.04
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 4.29

* Based on an €80/tonne carbon price