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 1.30
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -0.15 -0.375 0.06
Prot (kg) -1.16 -0.441 0.51
Fertility Sub Index 7.10
Calving Interval (days) -3.36 -1.459 4.90
Survival (%) 1.97 1.117 2.20
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.85
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.56 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 17.06

* Based on an €80/tonne carbon price