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 4.51
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -3.09 -0.375 1.16
Prot (kg) -4.59 -0.441 2.03
Fertility Sub Index 0.02
Calving Interval (days) 1.06 -1.459 -1.55
Survival (%) 1.40 1.117 1.56
Calving Sub Index -0.45
Gestation Length (days) 0.49 -0.919 -0.45
Beef Sub Index -2.01
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 8.19 -0.432 -3.54
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 8.46

* Based on an €80/tonne carbon price