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 0.34
Milk (kg) -11.00 -0.014 0.15
Fat (kg) -0.14 -0.375 0.05
Prot (kg) -0.30 -0.441 0.13
Fertility Sub Index 3.85
Calving Interval (days) -1.84 -1.459 2.68
Survival (%) 1.04 1.117 1.16
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.33
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) -0.88 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 14.89

* Based on an €80/tonne carbon price