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 -11.60
Milk (kg) 269.00 -0.014 -3.77
Fat (kg) 10.46 -0.375 -3.92
Prot (kg) 8.87 -0.441 -3.91
Fertility Sub Index -1.57
Calving Interval (days) 0.50 -1.459 -0.73
Survival (%) -0.75 1.117 -0.84
Calving Sub Index 3.04
Gestation Length (days) -3.31 -0.919 3.04
Beef Sub Index -2.46
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 8.14 -0.432 -3.51
Maintenance Sub Index Maint. Sub Index -7.30
Live WT (kg) 23.80 -0.307 -7.30
Total Carbon Sub Index -19.88

* Based on an €80/tonne carbon price