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 4.14
Milk (kg) -73.00 -0.014 1.02
Fat (kg) -3.10 -0.375 1.16
Prot (kg) -4.44 -0.441 1.96
Fertility Sub Index 3.58
Calving Interval (days) -1.87 -1.459 2.73
Survival (%) 0.76 1.117 0.85
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 4.76
Carcass Weight (kg) -7.50 -0.528 3.96
Age of Slaughter (days) -1.86 -0.432 0.80
Maintenance Sub Index Maint. Sub Index 7.45
Live WT (kg) -24.30 -0.307 7.45
Total Carbon Sub Index 24.89

* Based on an €80/tonne carbon price