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 4.20
Milk (kg) -17.00 -0.014 0.24
Fat (kg) -5.21 -0.375 1.95
Prot (kg) -4.56 -0.441 2.01
Fertility Sub Index 6.42
Calving Interval (days) -2.51 -1.459 3.66
Survival (%) 2.47 1.117 2.76
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.53
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 3.05 -0.432 -1.32
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 17.58

* Based on an €80/tonne carbon price