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 4.96
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -7.92 -0.375 2.97
Prot (kg) -1.02 -0.441 0.45
Fertility Sub Index 6.68
Calving Interval (days) -3.20 -1.459 4.67
Survival (%) 1.80 1.117 2.01
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.04
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -1.43 -0.432 0.62
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 23.92

* Based on an €80/tonne carbon price