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 -1.45
Milk (kg) -21.00 -0.014 0.29
Fat (kg) 4.42 -0.375 -1.66
Prot (kg) 0.20 -0.441 -0.09
Fertility Sub Index 0.97
Calving Interval (days) 0.26 -1.459 -0.38
Survival (%) 1.21 1.117 1.35
Calving Sub Index 1.08
Gestation Length (days) -1.18 -0.919 1.08
Beef Sub Index 1.09
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 0.16 -0.432 -0.07
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 5.54

* Based on an €80/tonne carbon price