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 0.45
Milk (kg) 25.00 -0.014 -0.35
Fat (kg) 0.97 -0.375 -0.36
Prot (kg) -2.63 -0.441 1.16
Fertility Sub Index -9.94
Calving Interval (days) 5.56 -1.459 -8.11
Survival (%) -1.64 1.117 -1.83
Calving Sub Index 0.58
Gestation Length (days) -0.63 -0.919 0.58
Beef Sub Index 0.75
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 3.02 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index -7.09

* Based on an €80/tonne carbon price