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 -6.96
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 11.19 -0.375 -4.19
Prot (kg) 6.14 -0.441 -2.71
Fertility Sub Index 6.11
Calving Interval (days) -2.71 -1.459 3.95
Survival (%) 1.93 1.117 2.16
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.70
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 3.14 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 5.78

* Based on an €80/tonne carbon price