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 -1.37
Milk (kg) 53.00 -0.014 -0.74
Fat (kg) 2.88 -0.375 -1.08
Prot (kg) -1.02 -0.441 0.45
Fertility Sub Index -3.97
Calving Interval (days) 1.74 -1.459 -2.54
Survival (%) -1.28 1.117 -1.43
Calving Sub Index -1.99
Gestation Length (days) 2.17 -0.919 -1.99
Beef Sub Index -2.35
Carcass Weight (kg) 2.90 -0.528 -1.53
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index -8.30

* Based on an €80/tonne carbon price