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 13.75
Milk (kg) -252.00 -0.014 3.53
Fat (kg) -15.09 -0.375 5.65
Prot (kg) -10.35 -0.441 4.57
Fertility Sub Index 6.07
Calving Interval (days) -2.60 -1.459 3.79
Survival (%) 2.04 1.117 2.28
Calving Sub Index -1.32
Gestation Length (days) 1.44 -0.919 -1.32
Beef Sub Index -2.04
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 6.93 -0.432 -2.99
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 21.82

* Based on an €80/tonne carbon price