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 12.69
Milk (kg) -418.00 -0.014 5.85
Fat (kg) -7.26 -0.375 2.72
Prot (kg) -9.33 -0.441 4.12
Fertility Sub Index 5.66
Calving Interval (days) -3.57 -1.459 5.21
Survival (%) 0.40 1.117 0.45
Calving Sub Index 2.40
Gestation Length (days) -2.61 -0.919 2.40
Beef Sub Index -0.22
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) -1.69 -0.432 0.73
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index 21.05

* Based on an €80/tonne carbon price