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 24.11
Milk (kg) -610.00 -0.014 8.54
Fat (kg) -20.18 -0.375 7.56
Prot (kg) -18.15 -0.441 8.01
Fertility Sub Index 7.01
Calving Interval (days) -4.09 -1.459 5.97
Survival (%) 0.93 1.117 1.04
Calving Sub Index 0.59
Gestation Length (days) -0.64 -0.919 0.59
Beef Sub Index -0.03
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.53 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 34.59

* Based on an €80/tonne carbon price