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 16.68
Milk (kg) -357.00 -0.014 5.00
Fat (kg) -14.05 -0.375 5.26
Prot (kg) -14.55 -0.441 6.42
Fertility Sub Index 5.19
Calving Interval (days) -4.67 -1.459 6.81
Survival (%) -1.45 1.117 -1.62
Calving Sub Index -3.65
Gestation Length (days) 3.97 -0.919 -3.65
Beef Sub Index 1.87
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -4.45 -0.432 1.92
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 22.05

* Based on an €80/tonne carbon price