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 12.79
Milk (kg) -170.00 -0.014 2.38
Fat (kg) -15.62 -0.375 5.85
Prot (kg) -10.32 -0.441 4.55
Fertility Sub Index 6.61
Calving Interval (days) -3.14 -1.459 4.58
Survival (%) 1.82 1.117 2.03
Calving Sub Index -0.66
Gestation Length (days) 0.72 -0.919 -0.66
Beef Sub Index 1.85
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -0.02 -0.432 0.01
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index 21.42

* Based on an €80/tonne carbon price