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 10.44
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -13.04 -0.375 4.88
Prot (kg) -6.73 -0.441 2.97
Fertility Sub Index 1.33
Calving Interval (days) -1.41 -1.459 2.06
Survival (%) -0.65 1.117 -0.73
Calving Sub Index 0.10
Gestation Length (days) -0.11 -0.919 0.10
Beef Sub Index -0.19
Carcass Weight (kg) 4.10 -0.528 -2.16
Age of Slaughter (days) -4.56 -0.432 1.97
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 15.49

* Based on an €80/tonne carbon price