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 5.10
Milk (kg) -98.00 -0.014 1.37
Fat (kg) 0.26 -0.375 -0.10
Prot (kg) -8.67 -0.441 3.83
Fertility Sub Index 0.99
Calving Interval (days) -1.47 -1.459 2.14
Survival (%) -1.03 1.117 -1.15
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 1.52
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 2.10 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 11.70

* Based on an €80/tonne carbon price