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 2.03
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -4.57 -0.375 1.71
Prot (kg) 3.40 -0.441 -1.50
Fertility Sub Index 6.53
Calving Interval (days) -3.11 -1.459 4.54
Survival (%) 1.78 1.117 1.99
Calving Sub Index 3.51
Gestation Length (days) -3.82 -0.919 3.51
Beef Sub Index 2.18
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 1.91 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 16.95

* Based on an €80/tonne carbon price