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 6.00
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -6.29 -0.375 2.36
Prot (kg) -3.38 -0.441 1.49
Fertility Sub Index 1.72
Calving Interval (days) 0.07 -1.459 -0.10
Survival (%) 1.63 1.117 1.82
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.53
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 3.42 -0.432 -1.48
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 17.85

* Based on an €80/tonne carbon price