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 10.32
Milk (kg) -223.00 -0.014 3.12
Fat (kg) -8.37 -0.375 3.14
Prot (kg) -9.21 -0.441 4.06
Fertility Sub Index 12.58
Calving Interval (days) -6.35 -1.459 9.26
Survival (%) 2.97 1.117 3.32
Calving Sub Index -3.70
Gestation Length (days) 4.02 -0.919 -3.70
Beef Sub Index 1.85
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -1.60 -0.432 0.69
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 23.98

* Based on an €80/tonne carbon price