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 -3.02
Milk (kg) 100.00 -0.014 -1.40
Fat (kg) 0.44 -0.375 -0.16
Prot (kg) 3.30 -0.441 -1.46
Fertility Sub Index -8.58
Calving Interval (days) 4.03 -1.459 -5.88
Survival (%) -2.42 1.117 -2.70
Calving Sub Index 1.95
Gestation Length (days) -2.12 -0.919 1.95
Beef Sub Index -1.45
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 5.19 -0.432 -2.24
Maintenance Sub Index Maint. Sub Index -1.26
Live WT (kg) 4.10 -0.307 -1.26
Total Carbon Sub Index -12.36

* Based on an €80/tonne carbon price