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 -5.99
Milk (kg) 104.00 -0.014 -1.46
Fat (kg) 8.75 -0.375 -3.28
Prot (kg) 2.84 -0.441 -1.25
Fertility Sub Index 0.62
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) -0.01 1.117 -0.01
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.18
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index -3.58

* Based on an €80/tonne carbon price