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 7.78
Milk (kg) -116.00 -0.014 1.62
Fat (kg) -7.48 -0.375 2.80
Prot (kg) -7.59 -0.441 3.35
Fertility Sub Index 9.02
Calving Interval (days) -6.06 -1.459 8.84
Survival (%) 0.16 1.117 0.18
Calving Sub Index -0.67
Gestation Length (days) 0.73 -0.919 -0.67
Beef Sub Index 0.82
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) -0.56 -0.432 0.24
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 19.33

* Based on an €80/tonne carbon price