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 -4.14
Milk (kg) 76.00 -0.014 -1.06
Fat (kg) 4.67 -0.375 -1.75
Prot (kg) 3.01 -0.441 -1.33
Fertility Sub Index 3.06
Calving Interval (days) -2.31 -1.459 3.37
Survival (%) -0.28 1.117 -0.31
Calving Sub Index 1.80
Gestation Length (days) -1.96 -0.919 1.80
Beef Sub Index -3.74
Carcass Weight (kg) 5.60 -0.528 -2.95
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index -5.52
Live WT (kg) 18.00 -0.307 -5.52
Total Carbon Sub Index -8.54

* Based on an €80/tonne carbon price