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 0.35
Milk (kg) -103.00 -0.014 1.44
Fat (kg) 3.21 -0.375 -1.20
Prot (kg) -0.24 -0.441 0.11
Fertility Sub Index 7.50
Calving Interval (days) -3.73 -1.459 5.44
Survival (%) 1.84 1.117 2.06
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.14
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -0.31 -0.432 0.13
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 18.21

* Based on an €80/tonne carbon price