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 13.56
Milk (kg) -459.00 -0.014 6.43
Fat (kg) -6.52 -0.375 2.44
Prot (kg) -10.64 -0.441 4.70
Fertility Sub Index 8.43
Calving Interval (days) -5.13 -1.459 7.48
Survival (%) 0.85 1.117 0.95
Calving Sub Index 0.24
Gestation Length (days) -0.26 -0.919 0.24
Beef Sub Index 10.45
Carcass Weight (kg) -20.00 -0.528 10.55
Age of Slaughter (days) 0.24 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 36.25

* Based on an €80/tonne carbon price