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 4.24
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -0.97 -0.375 0.36
Prot (kg) -4.47 -0.441 1.97
Fertility Sub Index 4.17
Calving Interval (days) -2.07 -1.459 3.02
Survival (%) 1.03 1.117 1.15
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.60
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -0.16 -0.432 0.07
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 17.71

* Based on an €80/tonne carbon price