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 -7.51
Milk (kg) 314.00 -0.014 -4.40
Fat (kg) 3.11 -0.375 -1.16
Prot (kg) 4.41 -0.441 -1.95
Fertility Sub Index -0.76
Calving Interval (days) 0.45 -1.459 -0.66
Survival (%) -0.09 1.117 -0.10
Calving Sub Index -0.26
Gestation Length (days) 0.28 -0.919 -0.26
Beef Sub Index 0.62
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 3.81 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index -8.04

* Based on an €80/tonne carbon price