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 7.14
Milk (kg) -287.00 -0.014 4.02
Fat (kg) -1.21 -0.375 0.45
Prot (kg) -6.04 -0.441 2.67
Fertility Sub Index 2.99
Calving Interval (days) -0.91 -1.459 1.33
Survival (%) 1.49 1.117 1.66
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index 4.05
Carcass Weight (kg) -13.90 -0.528 7.33
Age of Slaughter (days) 7.60 -0.432 -3.28
Maintenance Sub Index Maint. Sub Index 13.64
Live WT (kg) -44.50 -0.307 13.64
Total Carbon Sub Index 28.56

* Based on an €80/tonne carbon price