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 4.25
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -2.34 -0.375 0.88
Prot (kg) -3.43 -0.441 1.51
Fertility Sub Index 3.03
Calving Interval (days) -2.48 -1.459 3.62
Survival (%) -0.53 1.117 -0.59
Calving Sub Index 0.58
Gestation Length (days) -0.63 -0.919 0.58
Beef Sub Index 3.34
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 0.08 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 15.01

* Based on an €80/tonne carbon price