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 -6.82
Milk (kg) 104.00 -0.014 -1.46
Fat (kg) 9.03 -0.375 -3.38
Prot (kg) 4.50 -0.441 -1.99
Fertility Sub Index 8.19
Calving Interval (days) -4.02 -1.459 5.87
Survival (%) 2.08 1.117 2.32
Calving Sub Index -2.56
Gestation Length (days) 2.78 -0.919 -2.56
Beef Sub Index -5.57
Carcass Weight (kg) 12.60 -0.528 -6.65
Age of Slaughter (days) -2.50 -0.432 1.08
Maintenance Sub Index Maint. Sub Index -5.98
Live WT (kg) 19.50 -0.307 -5.98
Total Carbon Sub Index -12.74

* Based on an €80/tonne carbon price