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 -1.01
Milk (kg) -61.00 -0.014 0.85
Fat (kg) 2.08 -0.375 -0.78
Prot (kg) 2.45 -0.441 -1.08
Fertility Sub Index 6.68
Calving Interval (days) -3.09 -1.459 4.51
Survival (%) 1.94 1.117 2.17
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.02
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 16.64

* Based on an €80/tonne carbon price