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 2.41
Milk (kg) -143.00 -0.014 2.00
Fat (kg) 2.41 -0.375 -0.90
Prot (kg) -2.97 -0.441 1.31
Fertility Sub Index 11.02
Calving Interval (days) -5.77 -1.459 8.42
Survival (%) 2.33 1.117 2.60
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.09
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 3.11 -0.432 -1.34
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 25.36

* Based on an €80/tonne carbon price