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 6.36
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -3.31 -0.375 1.24
Prot (kg) -6.41 -0.441 2.83
Fertility Sub Index 10.55
Calving Interval (days) -5.80 -1.459 8.46
Survival (%) 1.87 1.117 2.09
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index 5.90
Carcass Weight (kg) -12.80 -0.528 6.75
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 27.19

* Based on an €80/tonne carbon price