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 5.46
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -5.78 -0.375 2.16
Prot (kg) -3.67 -0.441 1.62
Fertility Sub Index 4.99
Calving Interval (days) -2.22 -1.459 3.24
Survival (%) 1.57 1.117 1.75
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.40
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 3.35 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 17.88

* Based on an €80/tonne carbon price