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 -1.06
Milk (kg) -25.00 -0.014 0.35
Fat (kg) -3.86 -0.375 1.45
Prot (kg) 6.47 -0.441 -2.86
Fertility Sub Index -2.92
Calving Interval (days) 3.60 -1.459 -5.25
Survival (%) 2.09 1.117 2.33
Calving Sub Index -0.02
Gestation Length (days) 0.02 -0.919 -0.02
Beef Sub Index 4.11
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -4.50 -0.432 1.94
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 2.08

* Based on an €80/tonne carbon price