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 -3.26
Milk (kg) -86.00 -0.014 1.20
Fat (kg) 9.32 -0.375 -3.49
Prot (kg) 2.21 -0.441 -0.98
Fertility Sub Index 7.69
Calving Interval (days) -4.10 -1.459 5.98
Survival (%) 1.53 1.117 1.71
Calving Sub Index 1.05
Gestation Length (days) -1.14 -0.919 1.05
Beef Sub Index 0.95
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 3.17 -0.432 -1.37
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 9.50

* Based on an €80/tonne carbon price