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 -6.13
Milk (kg) 98.00 -0.014 -1.37
Fat (kg) 10.12 -0.375 -3.79
Prot (kg) 2.19 -0.441 -0.97
Fertility Sub Index -3.37
Calving Interval (days) 1.76 -1.459 -2.57
Survival (%) -0.72 1.117 -0.80
Calving Sub Index -0.09
Gestation Length (days) 0.10 -0.919 -0.09
Beef Sub Index 0.84
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 0.98 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index -7.27

* Based on an €80/tonne carbon price