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 13.93
Milk (kg) -314.00 -0.014 4.40
Fat (kg) -12.51 -0.375 4.69
Prot (kg) -10.99 -0.441 4.85
Fertility Sub Index 9.35
Calving Interval (days) -5.68 -1.459 8.29
Survival (%) 0.95 1.117 1.06
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.25
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 29.75

* Based on an €80/tonne carbon price