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 2.91
Milk (kg) -58.00 -0.014 0.81
Fat (kg) -4.00 -0.375 1.50
Prot (kg) -1.37 -0.441 0.60
Fertility Sub Index 5.73
Calving Interval (days) -2.73 -1.459 3.98
Survival (%) 1.56 1.117 1.74
Calving Sub Index -1.62
Gestation Length (days) 1.76 -0.919 -1.62
Beef Sub Index -1.94
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 4.38 -0.432 -1.89
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 8.42

* Based on an €80/tonne carbon price