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 3.57
Milk (kg) -116.00 -0.014 1.62
Fat (kg) -2.65 -0.375 0.99
Prot (kg) -2.17 -0.441 0.96
Fertility Sub Index -0.65
Calving Interval (days) 1.38 -1.459 -2.01
Survival (%) 1.22 1.117 1.36
Calving Sub Index -1.25
Gestation Length (days) 1.36 -0.919 -1.25
Beef Sub Index -0.86
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 5.42 -0.432 -2.34
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 5.32

* Based on an €80/tonne carbon price