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 5.19
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -7.59 -0.375 2.84
Prot (kg) -3.51 -0.441 1.55
Fertility Sub Index -0.50
Calving Interval (days) 0.19 -1.459 -0.28
Survival (%) -0.20 1.117 -0.22
Calving Sub Index -0.07
Gestation Length (days) 0.08 -0.919 -0.07
Beef Sub Index 0.76
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.51 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 6.42

* Based on an €80/tonne carbon price