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 6.07
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -6.44 -0.375 2.41
Prot (kg) -2.73 -0.441 1.20
Fertility Sub Index 9.33
Calving Interval (days) -4.37 -1.459 6.38
Survival (%) 2.64 1.117 2.95
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.79
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 4.15 -0.432 -1.79
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 21.26

* Based on an €80/tonne carbon price