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 3.29
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -3.77 -0.375 1.41
Prot (kg) -1.96 -0.441 0.87
Fertility Sub Index 6.73
Calving Interval (days) -3.11 -1.459 4.54
Survival (%) 1.96 1.117 2.19
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.09
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 18.44

* Based on an €80/tonne carbon price