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 -0.70
Milk (kg) -25.00 -0.014 0.35
Fat (kg) 2.79 -0.375 -1.05
Prot (kg) 0.02 -0.441 -0.01
Fertility Sub Index -4.91
Calving Interval (days) 2.69 -1.459 -3.92
Survival (%) -0.88 1.117 -0.98
Calving Sub Index -0.24
Gestation Length (days) 0.26 -0.919 -0.24
Beef Sub Index 0.87
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 0.91 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index -3.69

* Based on an €80/tonne carbon price