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) -230.00 -0.014 3.22
Fat (kg) -0.96 -0.375 0.36
Prot (kg) -5.80 -0.441 2.56
Fertility Sub Index 1.41
Calving Interval (days) -2.35 -1.459 3.43
Survival (%) -1.81 1.117 -2.02
Calving Sub Index 1.25
Gestation Length (days) -1.36 -0.919 1.25
Beef Sub Index 4.91
Carcass Weight (kg) -13.40 -0.528 7.07
Age of Slaughter (days) 4.99 -0.432 -2.15
Maintenance Sub Index Maint. Sub Index 9.50
Live WT (kg) -31.00 -0.307 9.50
Total Carbon Sub Index 23.22

* Based on an €80/tonne carbon price