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 -5.49
Milk (kg) 271.00 -0.014 -3.79
Fat (kg) -0.14 -0.375 0.05
Prot (kg) 3.97 -0.441 -1.75
Fertility Sub Index -4.97
Calving Interval (days) 2.91 -1.459 -4.25
Survival (%) -0.65 1.117 -0.73
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -0.80
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 6.87 -0.432 -2.97
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index -9.07

* Based on an €80/tonne carbon price