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 47.23
Milk (kg) -1123.00 -0.014 15.72
Fat (kg) -28.98 -0.375 10.85
Prot (kg) -46.79 -0.441 20.65
Fertility Sub Index 4.05
Calving Interval (days) -1.28 -1.459 1.87
Survival (%) 1.95 1.117 2.18
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 1.73
Carcass Weight (kg) -11.30 -0.528 5.96
Age of Slaughter (days) 9.80 -0.432 -4.23
Maintenance Sub Index Maint. Sub Index 12.29
Live WT (kg) -40.10 -0.307 12.29
Total Carbon Sub Index 66.07

* Based on an €80/tonne carbon price