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 10.71
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -10.82 -0.375 4.05
Prot (kg) -10.10 -0.441 4.46
Fertility Sub Index 3.39
Calving Interval (days) -2.78 -1.459 4.06
Survival (%) -0.60 1.117 -0.67
Calving Sub Index 0.58
Gestation Length (days) -0.63 -0.919 0.58
Beef Sub Index 3.40
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) -0.90 -0.432 0.39
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 23.13

* Based on an €80/tonne carbon price