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 -2.15
Milk (kg) 15.00 -0.014 -0.21
Fat (kg) 3.97 -0.375 -1.49
Prot (kg) 1.02 -0.441 -0.45
Fertility Sub Index -5.08
Calving Interval (days) 2.92 -1.459 -4.26
Survival (%) -0.73 1.117 -0.82
Calving Sub Index 1.27
Gestation Length (days) -1.38 -0.919 1.27
Beef Sub Index -1.05
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 2.92 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index -5.32

* Based on an €80/tonne carbon price