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 5.83
Milk (kg) -167.00 -0.014 2.34
Fat (kg) -4.92 -0.375 1.84
Prot (kg) -3.74 -0.441 1.65
Fertility Sub Index -1.86
Calving Interval (days) 1.68 -1.459 -2.45
Survival (%) 0.53 1.117 0.59
Calving Sub Index -0.92
Gestation Length (days) 1.00 -0.919 -0.92
Beef Sub Index -0.52
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 7.07 -0.432 -3.05
Maintenance Sub Index Maint. Sub Index 6.87
Live WT (kg) -22.40 -0.307 6.87
Total Carbon Sub Index 9.39

* Based on an €80/tonne carbon price