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 0.20
Milk (kg) -40.00 -0.014 0.56
Fat (kg) 1.08 -0.375 -0.40
Prot (kg) -0.11 -0.441 0.05
Fertility Sub Index 6.40
Calving Interval (days) -3.12 -1.459 4.55
Survival (%) 1.65 1.117 1.84
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.37
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.08 -0.432 0.90
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 19.13

* Based on an €80/tonne carbon price