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 -10.09
Milk (kg) 45.00 -0.014 -0.63
Fat (kg) 10.30 -0.375 -3.86
Prot (kg) 12.69 -0.441 -5.60
Fertility Sub Index 4.60
Calving Interval (days) -1.95 -1.459 2.85
Survival (%) 1.57 1.117 1.75
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.28
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -0.65 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 4.56

* Based on an €80/tonne carbon price