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 4.20
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -5.27 -0.375 1.97
Prot (kg) -1.58 -0.441 0.70
Fertility Sub Index 7.18
Calving Interval (days) -3.45 -1.459 5.03
Survival (%) 1.92 1.117 2.15
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.23
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 3.35 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 18.17

* Based on an €80/tonne carbon price