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 8.70
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -11.03 -0.375 4.13
Prot (kg) -5.79 -0.441 2.56
Fertility Sub Index 4.52
Calving Interval (days) -2.95 -1.459 4.30
Survival (%) 0.19 1.117 0.21
Calving Sub Index -1.01
Gestation Length (days) 1.10 -0.919 -1.01
Beef Sub Index 2.36
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) -0.22 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 18.56

* Based on an €80/tonne carbon price