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 -6.75
Milk (kg) 8.00 -0.014 -0.11
Fat (kg) 10.57 -0.375 -3.96
Prot (kg) 6.08 -0.441 -2.68
Fertility Sub Index 6.12
Calving Interval (days) -2.52 -1.459 3.68
Survival (%) 2.19 1.117 2.45
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.01
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) -0.63 -0.432 0.27
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 8.72

* Based on an €80/tonne carbon price