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 14.65
Milk (kg) -459.00 -0.014 6.43
Fat (kg) -5.99 -0.375 2.24
Prot (kg) -13.56 -0.441 5.98
Fertility Sub Index -1.99
Calving Interval (days) -1.44 -1.459 2.10
Survival (%) -3.66 1.117 -4.09
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index -0.03
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 5.93 -0.432 -2.56
Maintenance Sub Index Maint. Sub Index 7.76
Live WT (kg) -25.30 -0.307 7.76
Total Carbon Sub Index 21.20

* Based on an €80/tonne carbon price