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 1.80
Milk (kg) -58.00 -0.014 0.81
Fat (kg) -0.93 -0.375 0.35
Prot (kg) -1.46 -0.441 0.64
Fertility Sub Index 4.03
Calving Interval (days) -1.56 -1.459 2.28
Survival (%) 1.57 1.117 1.75
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -1.42
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 8.78 -0.432 -3.79
Maintenance Sub Index Maint. Sub Index 7.73
Live WT (kg) -25.20 -0.307 7.73
Total Carbon Sub Index 12.88

* Based on an €80/tonne carbon price