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 4.70
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -3.39 -0.375 1.27
Prot (kg) -4.04 -0.441 1.78
Fertility Sub Index 5.80
Calving Interval (days) -2.99 -1.459 4.36
Survival (%) 1.29 1.117 1.44
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.99
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 19.87

* Based on an €80/tonne carbon price