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 -8.63
Milk (kg) 137.00 -0.014 -1.92
Fat (kg) 12.81 -0.375 -4.80
Prot (kg) 4.34 -0.441 -1.92
Fertility Sub Index -5.69
Calving Interval (days) 3.45 -1.459 -5.03
Survival (%) -0.59 1.117 -0.66
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index 1.46
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -0.69 -0.432 0.30
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index -10.44

* Based on an €80/tonne carbon price