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 3.05
Milk (kg) 14.00 -0.014 -0.20
Fat (kg) -4.01 -0.375 1.50
Prot (kg) -3.96 -0.441 1.75
Fertility Sub Index 0.24
Calving Interval (days) -0.15 -1.459 0.22
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.40
Gestation Length (days) 0.44 -0.919 -0.40
Beef Sub Index -1.13
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index 2.61

* Based on an €80/tonne carbon price