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 3.37
Milk (kg) -174.00 -0.014 2.44
Fat (kg) 1.33 -0.375 -0.50
Prot (kg) -3.24 -0.441 1.43
Fertility Sub Index 6.14
Calving Interval (days) -3.00 -1.459 4.38
Survival (%) 1.58 1.117 1.77
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 0.81
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.64 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 19.05

* Based on an €80/tonne carbon price