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 -2.70
Milk (kg) 28.00 -0.014 -0.39
Fat (kg) 3.07 -0.375 -1.15
Prot (kg) 2.62 -0.441 -1.16
Fertility Sub Index 3.49
Calving Interval (days) -1.74 -1.459 2.54
Survival (%) 0.85 1.117 0.95
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.74
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -2.80 -0.432 1.21
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 13.58

* Based on an €80/tonne carbon price