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 13.01
Milk (kg) -208.00 -0.014 2.91
Fat (kg) -14.42 -0.375 5.40
Prot (kg) -10.64 -0.441 4.70
Fertility Sub Index 8.71
Calving Interval (days) -5.18 -1.459 7.56
Survival (%) 1.03 1.117 1.15
Calving Sub Index 0.97
Gestation Length (days) -1.05 -0.919 0.97
Beef Sub Index 0.80
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 0.59 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 27.75

* Based on an €80/tonne carbon price