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 12.05
Milk (kg) -296.00 -0.014 4.14
Fat (kg) -10.41 -0.375 3.90
Prot (kg) -9.07 -0.441 4.00
Fertility Sub Index 7.21
Calving Interval (days) -4.56 -1.459 6.65
Survival (%) 0.50 1.117 0.56
Calving Sub Index 0.06
Gestation Length (days) -0.07 -0.919 0.06
Beef Sub Index 2.26
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -0.22 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 25.29

* Based on an €80/tonne carbon price