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 0.19
Milk (kg) -30.00 -0.014 0.42
Fat (kg) 0.63 -0.375 -0.24
Prot (kg) -0.02 -0.441 0.01
Fertility Sub Index 7.79
Calving Interval (days) -3.57 -1.459 5.21
Survival (%) 2.31 1.117 2.58
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.05
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.63 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 17.95

* Based on an €80/tonne carbon price