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 -7.09
Milk (kg) 145.00 -0.014 -2.03
Fat (kg) 4.04 -0.375 -1.51
Prot (kg) 8.03 -0.441 -3.54
Fertility Sub Index -6.32
Calving Interval (days) 3.65 -1.459 -5.33
Survival (%) -0.89 1.117 -0.99
Calving Sub Index 2.96
Gestation Length (days) -3.22 -0.919 2.96
Beef Sub Index -2.15
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 4.25 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index -1.59
Live WT (kg) 5.20 -0.307 -1.59
Total Carbon Sub Index -14.19

* Based on an €80/tonne carbon price