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 -4.19
Milk (kg) 140.00 -0.014 -1.96
Fat (kg) 5.46 -0.375 -2.05
Prot (kg) 0.41 -0.441 -0.18
Fertility Sub Index -8.44
Calving Interval (days) 4.55 -1.459 -6.64
Survival (%) -1.61 1.117 -1.80
Calving Sub Index 1.21
Gestation Length (days) -1.32 -0.919 1.21
Beef Sub Index -3.46
Carcass Weight (kg) 2.50 -0.528 -1.32
Age of Slaughter (days) 4.97 -0.432 -2.15
Maintenance Sub Index Maint. Sub Index -3.16
Live WT (kg) 10.30 -0.307 -3.16
Total Carbon Sub Index -18.03

* Based on an €80/tonne carbon price