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 13.08
Milk (kg) -247.00 -0.014 3.46
Fat (kg) -13.82 -0.375 5.18
Prot (kg) -10.08 -0.441 4.45
Fertility Sub Index 12.12
Calving Interval (days) -6.27 -1.459 9.15
Survival (%) 2.66 1.117 2.97
Calving Sub Index 0.07
Gestation Length (days) -0.08 -0.919 0.07
Beef Sub Index 5.12
Carcass Weight (kg) -10.90 -0.528 5.75
Age of Slaughter (days) 1.47 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 31.65

* Based on an €80/tonne carbon price