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 8.68
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -10.93 -0.375 4.09
Prot (kg) -4.94 -0.441 2.18
Fertility Sub Index 4.72
Calving Interval (days) -2.35 -1.459 3.43
Survival (%) 1.16 1.117 1.30
Calving Sub Index -1.90
Gestation Length (days) 2.07 -0.919 -1.90
Beef Sub Index -2.46
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 4.35 -0.432 -1.88
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 12.85

* Based on an €80/tonne carbon price