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 -7.27
Milk (kg) 71.00 -0.014 -0.99
Fat (kg) 10.32 -0.375 -3.87
Prot (kg) 5.46 -0.441 -2.41
Fertility Sub Index 1.69
Calving Interval (days) -0.47 -1.459 0.69
Survival (%) 0.90 1.117 1.01
Calving Sub Index 1.27
Gestation Length (days) -1.38 -0.919 1.27
Beef Sub Index 1.64
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 2.19 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index -0.83
Live WT (kg) 2.70 -0.307 -0.83
Total Carbon Sub Index -3.49

* Based on an €80/tonne carbon price