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 1.75
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -1.87 -0.375 0.70
Prot (kg) -1.81 -0.441 0.80
Fertility Sub Index 11.20
Calving Interval (days) -6.04 -1.459 8.81
Survival (%) 2.14 1.117 2.39
Calving Sub Index -0.09
Gestation Length (days) 0.10 -0.919 -0.09
Beef Sub Index 1.93
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -0.19 -0.432 0.08
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 19.75

* Based on an €80/tonne carbon price