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 4.34
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -4.20 -0.375 1.57
Prot (kg) -1.58 -0.441 0.70
Fertility Sub Index 10.53
Calving Interval (days) -5.53 -1.459 8.07
Survival (%) 2.20 1.117 2.46
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.57
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.03 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index 7.45
Live WT (kg) -24.30 -0.307 7.45
Total Carbon Sub Index 27.70

* Based on an €80/tonne carbon price