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 -6.14
Milk (kg) 307.00 -0.014 -4.30
Fat (kg) 3.60 -0.375 -1.35
Prot (kg) 1.11 -0.441 -0.49
Fertility Sub Index -2.43
Calving Interval (days) 0.75 -1.459 -1.09
Survival (%) -1.20 1.117 -1.34
Calving Sub Index 2.03
Gestation Length (days) -2.21 -0.919 2.03
Beef Sub Index -3.27
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 5.98 -0.432 -2.58
Maintenance Sub Index Maint. Sub Index -2.24
Live WT (kg) 7.30 -0.307 -2.24
Total Carbon Sub Index -12.05

* Based on an €80/tonne carbon price