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 1.21
Milk (kg) -70.00 -0.014 0.98
Fat (kg) 0.75 -0.375 -0.28
Prot (kg) -1.15 -0.441 0.51
Fertility Sub Index 8.01
Calving Interval (days) -3.85 -1.459 5.62
Survival (%) 2.14 1.117 2.39
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.56
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 0.42 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index 5.49
Live WT (kg) -17.90 -0.307 5.49
Total Carbon Sub Index 20.06

* Based on an €80/tonne carbon price