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 1.86
Milk (kg) -115.00 -0.014 1.61
Fat (kg) 1.07 -0.375 -0.40
Prot (kg) -1.48 -0.441 0.65
Fertility Sub Index 6.11
Calving Interval (days) -2.97 -1.459 4.33
Survival (%) 1.59 1.117 1.78
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.37
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.08 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 17.20

* Based on an €80/tonne carbon price