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 -4.55
Milk (kg) 86.00 -0.014 -1.20
Fat (kg) 6.02 -0.375 -2.25
Prot (kg) 2.47 -0.441 -1.09
Fertility Sub Index 8.99
Calving Interval (days) -5.45 -1.459 7.95
Survival (%) 0.93 1.117 1.04
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 3.59
Carcass Weight (kg) -7.40 -0.528 3.90
Age of Slaughter (days) 0.73 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 11.07

* Based on an €80/tonne carbon price