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 5.95
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -6.98 -0.375 2.61
Prot (kg) -4.58 -0.441 2.02
Fertility Sub Index 5.55
Calving Interval (days) -4.79 -1.459 6.99
Survival (%) -1.29 1.117 -1.44
Calving Sub Index -0.80
Gestation Length (days) 0.87 -0.919 -0.80
Beef Sub Index 2.09
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) -3.87 -0.432 1.67
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 15.46

* Based on an €80/tonne carbon price