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 2.90
Milk (kg) -137.00 -0.014 1.92
Fat (kg) 1.11 -0.375 -0.42
Prot (kg) -3.17 -0.441 1.40
Fertility Sub Index -2.09
Calving Interval (days) 2.08 -1.459 -3.03
Survival (%) 0.85 1.117 0.95
Calving Sub Index -0.90
Gestation Length (days) 0.98 -0.919 -0.90
Beef Sub Index -1.42
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 5.50 -0.432 -2.37
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 2.21

* Based on an €80/tonne carbon price