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 7.38
Milk (kg) -250.00 -0.014 3.50
Fat (kg) -3.12 -0.375 1.17
Prot (kg) -6.14 -0.441 2.71
Fertility Sub Index 3.26
Calving Interval (days) -1.19 -1.459 1.74
Survival (%) 1.36 1.117 1.52
Calving Sub Index 0.60
Gestation Length (days) -0.65 -0.919 0.60
Beef Sub Index 8.08
Carcass Weight (kg) -21.90 -0.528 11.55
Age of Slaughter (days) 8.05 -0.432 -3.48
Maintenance Sub Index Maint. Sub Index 17.63
Live WT (kg) -57.50 -0.307 17.63
Total Carbon Sub Index 36.94

* Based on an €80/tonne carbon price