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 -7.44
Milk (kg) 6.00 -0.014 -0.08
Fat (kg) 10.03 -0.375 -3.76
Prot (kg) 8.16 -0.441 -3.60
Fertility Sub Index 2.09
Calving Interval (days) -1.45 -1.459 2.12
Survival (%) -0.02 1.117 -0.02
Calving Sub Index 2.06
Gestation Length (days) -2.24 -0.919 2.06
Beef Sub Index 0.44
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 4.85 -0.432 -2.09
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index -0.80

* Based on an €80/tonne carbon price