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 1.61
Milk (kg) -70.00 -0.014 0.98
Fat (kg) 0.05 -0.375 -0.02
Prot (kg) -1.47 -0.441 0.65
Fertility Sub Index 3.84
Calving Interval (days) -1.43 -1.459 2.09
Survival (%) 1.57 1.117 1.75
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 0.96
Carcass Weight (kg) -9.10 -0.528 4.80
Age of Slaughter (days) 8.90 -0.432 -3.84
Maintenance Sub Index Maint. Sub Index 10.39
Live WT (kg) -33.90 -0.307 10.39
Total Carbon Sub Index 17.51

* Based on an €80/tonne carbon price