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 5.37
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -8.54 -0.375 3.20
Prot (kg) -1.28 -0.441 0.56
Fertility Sub Index 5.74
Calving Interval (days) -2.84 -1.459 4.14
Survival (%) 1.43 1.117 1.60
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.30
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -1.05 -0.432 0.45
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 23.63

* Based on an €80/tonne carbon price