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 14.62
Milk (kg) -412.00 -0.014 5.77
Fat (kg) -11.28 -0.375 4.23
Prot (kg) -10.49 -0.441 4.63
Fertility Sub Index 5.91
Calving Interval (days) -2.81 -1.459 4.10
Survival (%) 1.62 1.117 1.81
Calving Sub Index 1.54
Gestation Length (days) -1.67 -0.919 1.54
Beef Sub Index 2.78
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -3.13 -0.432 1.35
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 31.10

* Based on an €80/tonne carbon price