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 24.09
Milk (kg) -592.00 -0.014 8.29
Fat (kg) -20.82 -0.375 7.80
Prot (kg) -18.14 -0.441 8.01
Fertility Sub Index 7.80
Calving Interval (days) -5.26 -1.459 7.67
Survival (%) 0.11 1.117 0.12
Calving Sub Index -0.60
Gestation Length (days) 0.65 -0.919 -0.60
Beef Sub Index 4.53
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) -2.19 -0.432 0.95
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 40.48

* Based on an €80/tonne carbon price