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 10.70
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -13.16 -0.375 4.93
Prot (kg) -6.72 -0.441 2.97
Fertility Sub Index 2.61
Calving Interval (days) -1.14 -1.459 1.66
Survival (%) 0.85 1.117 0.95
Calving Sub Index -1.49
Gestation Length (days) 1.62 -0.919 -1.49
Beef Sub Index -3.52
Carcass Weight (kg) 4.70 -0.528 -2.48
Age of Slaughter (days) 2.40 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 8.92

* Based on an €80/tonne carbon price