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 -2.71
Milk (kg) 81.00 -0.014 -1.13
Fat (kg) 2.62 -0.375 -0.98
Prot (kg) 1.35 -0.441 -0.60
Fertility Sub Index -7.01
Calving Interval (days) 3.44 -1.459 -5.02
Survival (%) -1.78 1.117 -1.99
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index -1.99
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) 2.40 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index -9.93

* Based on an €80/tonne carbon price