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 3.83
Milk (kg) -152.00 -0.014 2.13
Fat (kg) 3.22 -0.375 -1.21
Prot (kg) -6.60 -0.441 2.91
Fertility Sub Index 3.96
Calving Interval (days) -1.72 -1.459 2.51
Survival (%) 1.30 1.117 1.45
Calving Sub Index 1.01
Gestation Length (days) -1.10 -0.919 1.01
Beef Sub Index 4.07
Carcass Weight (kg) -10.80 -0.528 5.70
Age of Slaughter (days) 3.76 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index 8.61
Live WT (kg) -28.10 -0.307 8.61
Total Carbon Sub Index 21.49

* Based on an €80/tonne carbon price