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 5.14
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -10.58 -0.375 3.96
Prot (kg) -0.96 -0.441 0.42
Fertility Sub Index 7.14
Calving Interval (days) -3.14 -1.459 4.58
Survival (%) 2.29 1.117 2.56
Calving Sub Index -1.64
Gestation Length (days) 1.78 -0.919 -1.64
Beef Sub Index -1.76
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 5.92 -0.432 -2.56
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 14.83

* Based on an €80/tonne carbon price