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 4.65
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -3.35 -0.375 1.25
Prot (kg) -3.64 -0.441 1.61
Fertility Sub Index 5.96
Calving Interval (days) -2.78 -1.459 4.06
Survival (%) 1.70 1.117 1.90
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.61
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 0.19 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 21.32

* Based on an €80/tonne carbon price