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 10.45
Milk (kg) -213.00 -0.014 2.98
Fat (kg) -8.12 -0.375 3.04
Prot (kg) -10.04 -0.441 4.43
Fertility Sub Index 4.70
Calving Interval (days) -3.24 -1.459 4.73
Survival (%) -0.02 1.117 -0.02
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index 2.63
Carcass Weight (kg) -8.10 -0.528 4.27
Age of Slaughter (days) 3.80 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 20.14

* Based on an €80/tonne carbon price