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 6.80
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -6.20 -0.375 2.32
Prot (kg) -4.41 -0.441 1.95
Fertility Sub Index 4.88
Calving Interval (days) -2.29 -1.459 3.34
Survival (%) 1.38 1.117 1.54
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.98
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.91 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 20.03

* Based on an €80/tonne carbon price