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 10.36
Milk (kg) -338.00 -0.014 4.73
Fat (kg) -4.25 -0.375 1.59
Prot (kg) -9.15 -0.441 4.04
Fertility Sub Index 2.12
Calving Interval (days) -2.73 -1.459 3.98
Survival (%) -1.67 1.117 -1.87
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -1.08
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 7.02 -0.432 -3.03
Maintenance Sub Index Maint. Sub Index 7.27
Live WT (kg) -23.70 -0.307 7.27
Total Carbon Sub Index 19.42

* Based on an €80/tonne carbon price