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 11.45
Milk (kg) -286.00 -0.014 4.00
Fat (kg) -9.25 -0.375 3.46
Prot (kg) -9.03 -0.441 3.99
Fertility Sub Index 8.73
Calving Interval (days) -5.67 -1.459 8.27
Survival (%) 0.41 1.117 0.46
Calving Sub Index -0.60
Gestation Length (days) 0.65 -0.919 -0.60
Beef Sub Index 2.82
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) -1.40 -0.432 0.60
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 25.69

* Based on an €80/tonne carbon price