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 15.20
Milk (kg) -473.00 -0.014 6.62
Fat (kg) -9.01 -0.375 3.37
Prot (kg) -11.78 -0.441 5.20
Fertility Sub Index 4.03
Calving Interval (days) -1.63 -1.459 2.38
Survival (%) 1.48 1.117 1.65
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index 1.48
Carcass Weight (kg) -9.40 -0.528 4.96
Age of Slaughter (days) 8.06 -0.432 -3.48
Maintenance Sub Index Maint. Sub Index 10.94
Live WT (kg) -35.70 -0.307 10.94
Total Carbon Sub Index 32.26

* Based on an €80/tonne carbon price