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 1.81
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -1.29 -0.375 0.48
Prot (kg) -1.36 -0.441 0.60
Fertility Sub Index 4.80
Calving Interval (days) -2.21 -1.459 3.22
Survival (%) 1.41 1.117 1.58
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.46
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 2.97 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 16.22

* Based on an €80/tonne carbon price