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 2.85
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -3.28 -0.375 1.23
Prot (kg) -1.80 -0.441 0.79
Fertility Sub Index 5.06
Calving Interval (days) -2.47 -1.459 3.60
Survival (%) 1.30 1.117 1.45
Calving Sub Index -2.02
Gestation Length (days) 2.20 -0.919 -2.02
Beef Sub Index -6.52
Carcass Weight (kg) 14.60 -0.528 -7.70
Age of Slaughter (days) -2.73 -0.432 1.18
Maintenance Sub Index Maint. Sub Index -8.22
Live WT (kg) 26.80 -0.307 -8.22
Total Carbon Sub Index -8.85

* Based on an €80/tonne carbon price