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 4.90
Milk (kg) -216.00 -0.014 3.02
Fat (kg) 1.52 -0.375 -0.57
Prot (kg) -5.55 -0.441 2.45
Fertility Sub Index 4.67
Calving Interval (days) -3.24 -1.459 4.73
Survival (%) -0.05 1.117 -0.06
Calving Sub Index -1.33
Gestation Length (days) 1.45 -0.919 -1.33
Beef Sub Index 1.40
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 15.41

* Based on an €80/tonne carbon price