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 11.90
Milk (kg) -277.00 -0.014 3.88
Fat (kg) -9.53 -0.375 3.57
Prot (kg) -10.09 -0.441 4.45
Fertility Sub Index 5.29
Calving Interval (days) -2.57 -1.459 3.75
Survival (%) 1.38 1.117 1.54
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.85
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) -2.45 -0.432 1.06
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 27.01

* Based on an €80/tonne carbon price