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 -9.46
Milk (kg) 52.00 -0.014 -0.73
Fat (kg) 12.83 -0.375 -4.81
Prot (kg) 8.90 -0.441 -3.93
Fertility Sub Index 7.56
Calving Interval (days) -3.84 -1.459 5.60
Survival (%) 1.75 1.117 1.96
Calving Sub Index 1.91
Gestation Length (days) -2.08 -0.919 1.91
Beef Sub Index 0.43
Carcass Weight (kg) -7.90 -0.528 4.17
Age of Slaughter (days) 8.65 -0.432 -3.73
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 3.51

* Based on an €80/tonne carbon price