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 15.62
Milk (kg) -319.00 -0.014 4.47
Fat (kg) -15.44 -0.375 5.78
Prot (kg) -12.18 -0.441 5.38
Fertility Sub Index 5.51
Calving Interval (days) -3.80 -1.459 5.54
Survival (%) -0.03 1.117 -0.03
Calving Sub Index 1.50
Gestation Length (days) -1.63 -0.919 1.50
Beef Sub Index 1.19
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 0.17 -0.432 -0.07
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 26.12

* Based on an €80/tonne carbon price