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 0.04
Milk (kg) -5.00 -0.014 0.07
Fat (kg) 0.12 -0.375 -0.04
Prot (kg) -0.03 -0.441 0.01
Fertility Sub Index 5.90
Calving Interval (days) -2.94 -1.459 4.29
Survival (%) 1.44 1.117 1.61
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 3.05
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -3.64 -0.432 1.57
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 20.63

* Based on an €80/tonne carbon price