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 4.81
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -8.16 -0.375 3.06
Prot (kg) -0.84 -0.441 0.37
Fertility Sub Index 6.47
Calving Interval (days) -2.68 -1.459 3.91
Survival (%) 2.29 1.117 2.56
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.15
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 0.03 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 21.04

* Based on an €80/tonne carbon price