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 8.49
Milk (kg) -254.00 -0.014 3.56
Fat (kg) -7.47 -0.375 2.80
Prot (kg) -4.85 -0.441 2.14
Fertility Sub Index 5.03
Calving Interval (days) -2.50 -1.459 3.65
Survival (%) 1.24 1.117 1.39
Calving Sub Index -1.11
Gestation Length (days) 1.21 -0.919 -1.11
Beef Sub Index -3.17
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 5.26 -0.432 -2.27
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 12.83

* Based on an €80/tonne carbon price