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 0.60
Milk (kg) -78.00 -0.014 1.09
Fat (kg) 1.83 -0.375 -0.69
Prot (kg) -0.44 -0.441 0.19
Fertility Sub Index 4.99
Calving Interval (days) -3.00 -1.459 4.38
Survival (%) 0.55 1.117 0.61
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 2.95
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -3.79 -0.432 1.64
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 19.18

* Based on an €80/tonne carbon price