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 9.80
Milk (kg) -274.00 -0.014 3.84
Fat (kg) -4.65 -0.375 1.74
Prot (kg) -9.56 -0.441 4.22
Fertility Sub Index 4.65
Calving Interval (days) -2.26 -1.459 3.30
Survival (%) 1.21 1.117 1.35
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -1.26
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 3.89 -0.432 -1.68
Maintenance Sub Index Maint. Sub Index -0.58
Live WT (kg) 1.90 -0.307 -0.58
Total Carbon Sub Index 13.37

* Based on an €80/tonne carbon price