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 2.61
Milk (kg) -90.00 -0.014 1.26
Fat (kg) 0.75 -0.375 -0.28
Prot (kg) -3.69 -0.441 1.63
Fertility Sub Index -8.86
Calving Interval (days) 5.71 -1.459 -8.33
Survival (%) -0.47 1.117 -0.53
Calving Sub Index 1.03
Gestation Length (days) -1.12 -0.919 1.03
Beef Sub Index 0.50
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.03 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index -1.75

* Based on an €80/tonne carbon price