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 17.08
Milk (kg) -423.00 -0.014 5.92
Fat (kg) -16.50 -0.375 6.18
Prot (kg) -11.28 -0.441 4.98
Fertility Sub Index 6.77
Calving Interval (days) -3.98 -1.459 5.81
Survival (%) 0.86 1.117 0.96
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.98
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) -2.88 -0.432 1.24
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 30.80

* Based on an €80/tonne carbon price