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 5.76
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -2.87 -0.375 1.07
Prot (kg) -5.01 -0.441 2.21
Fertility Sub Index 6.03
Calving Interval (days) -4.60 -1.459 6.71
Survival (%) -0.61 1.117 -0.68
Calving Sub Index -2.11
Gestation Length (days) 2.30 -0.919 -2.11
Beef Sub Index -8.28
Carcass Weight (kg) 13.50 -0.528 -7.12
Age of Slaughter (days) 2.68 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index -5.15
Live WT (kg) 16.80 -0.307 -5.15
Total Carbon Sub Index -3.75

* Based on an €80/tonne carbon price