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 -3.21
Milk (kg) 88.00 -0.014 -1.23
Fat (kg) 1.44 -0.375 -0.54
Prot (kg) 3.26 -0.441 -1.44
Fertility Sub Index -2.76
Calving Interval (days) 1.14 -1.459 -1.66
Survival (%) -0.98 1.117 -1.09
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index 0.87
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) -0.05 -0.432 0.02
Maintenance Sub Index Maint. Sub Index -1.56
Live WT (kg) 5.10 -0.307 -1.56
Total Carbon Sub Index -6.37

* Based on an €80/tonne carbon price