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 1.79
Milk (kg) -71.00 -0.014 0.99
Fat (kg) -0.06 -0.375 0.02
Prot (kg) -1.76 -0.441 0.78
Fertility Sub Index 0.76
Calving Interval (days) -0.50 -1.459 0.73
Survival (%) 0.03 1.117 0.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.01
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 4.19

* Based on an €80/tonne carbon price