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 -3.50
Milk (kg) 55.00 -0.014 -0.77
Fat (kg) 3.35 -0.375 -1.25
Prot (kg) 3.35 -0.441 -1.48
Fertility Sub Index 9.49
Calving Interval (days) -4.92 -1.459 7.18
Survival (%) 2.07 1.117 2.31
Calving Sub Index 1.87
Gestation Length (days) -2.03 -0.919 1.87
Beef Sub Index -3.40
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 6.05 -0.432 -2.61
Maintenance Sub Index Maint. Sub Index -1.75
Live WT (kg) 5.70 -0.307 -1.75
Total Carbon Sub Index 2.70

* Based on an €80/tonne carbon price