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 15.47
Milk (kg) -338.00 -0.014 4.73
Fat (kg) -14.68 -0.375 5.50
Prot (kg) -11.87 -0.441 5.24
Fertility Sub Index 7.25
Calving Interval (days) -4.68 -1.459 6.83
Survival (%) 0.38 1.117 0.42
Calving Sub Index -0.30
Gestation Length (days) 0.33 -0.919 -0.30
Beef Sub Index 0.21
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.05 -0.432 -1.32
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 25.89

* Based on an €80/tonne carbon price