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 -5.63
Milk (kg) 125.00 -0.014 -1.75
Fat (kg) 5.08 -0.375 -1.90
Prot (kg) 4.48 -0.441 -1.98
Fertility Sub Index -8.19
Calving Interval (days) 4.55 -1.459 -6.64
Survival (%) -1.39 1.117 -1.55
Calving Sub Index -0.30
Gestation Length (days) 0.33 -0.919 -0.30
Beef Sub Index 0.61
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.02 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index -12.71

* Based on an €80/tonne carbon price