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 3.79
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) -2.76 -0.375 1.03
Prot (kg) -6.92 -0.441 3.05
Fertility Sub Index -10.60
Calving Interval (days) 5.72 -1.459 -8.35
Survival (%) -2.02 1.117 -2.26
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index -0.59
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 4.78 -0.432 -2.06
Maintenance Sub Index Maint. Sub Index -1.01
Live WT (kg) 3.30 -0.307 -1.01
Total Carbon Sub Index -7.80

* Based on an €80/tonne carbon price