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 -14.36
Milk (kg) -80.00 -0.014 1.12
Fat (kg) 22.96 -0.375 -8.60
Prot (kg) 15.58 -0.441 -6.88
Fertility Sub Index 2.75
Calving Interval (days) -1.38 -1.459 2.01
Survival (%) 0.66 1.117 0.74
Calving Sub Index 1.37
Gestation Length (days) -1.49 -0.919 1.37
Beef Sub Index 5.30
Carcass Weight (kg) -12.90 -0.528 6.80
Age of Slaughter (days) 3.48 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 10.73
Live WT (kg) -35.00 -0.307 10.73
Total Carbon Sub Index 5.80

* Based on an €80/tonne carbon price