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 24.06
Milk (kg) -656.00 -0.014 9.18
Fat (kg) -18.45 -0.375 6.91
Prot (kg) -18.04 -0.441 7.96
Fertility Sub Index 7.53
Calving Interval (days) -4.67 -1.459 6.81
Survival (%) 0.64 1.117 0.72
Calving Sub Index -0.01
Gestation Length (days) 0.01 -0.919 -0.01
Beef Sub Index 3.01
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) -0.12 -0.432 0.05
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 38.53

* Based on an €80/tonne carbon price