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 -11.76
Milk (kg) 261.00 -0.014 -3.65
Fat (kg) 9.50 -0.375 -3.56
Prot (kg) 10.30 -0.441 -4.55
Fertility Sub Index -3.06
Calving Interval (days) 1.56 -1.459 -2.28
Survival (%) -0.70 1.117 -0.78
Calving Sub Index 2.56
Gestation Length (days) -2.78 -0.919 2.56
Beef Sub Index -2.14
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 3.97 -0.432 -1.71
Maintenance Sub Index Maint. Sub Index -1.75
Live WT (kg) 5.70 -0.307 -1.75
Total Carbon Sub Index -16.14

* Based on an €80/tonne carbon price