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 -3.03
Milk (kg) 150.00 -0.014 -2.10
Fat (kg) 1.24 -0.375 -0.46
Prot (kg) 1.05 -0.441 -0.46
Fertility Sub Index -6.03
Calving Interval (days) 3.03 -1.459 -4.42
Survival (%) -1.44 1.117 -1.61
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index -0.54
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index -8.48

* Based on an €80/tonne carbon price