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 14.81
Milk (kg) -294.00 -0.014 4.12
Fat (kg) -16.36 -0.375 6.13
Prot (kg) -10.35 -0.441 4.57
Fertility Sub Index 5.20
Calving Interval (days) -2.73 -1.459 3.98
Survival (%) 1.09 1.117 1.22
Calving Sub Index -1.65
Gestation Length (days) 1.79 -0.919 -1.65
Beef Sub Index -2.80
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) 3.93 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 20.19

* Based on an €80/tonne carbon price