2025 J125 Reabold Junior

Reabold Tennis Club | Floreat 1/10/2025 to 4/10/2025

• Junior
• Junior

Event: BD U12 JS

Doubles Main Draw

1. • Round of 16

   1h 16m

   Ethan Bottele

   Karl Da Costa

   W

   Kai Dysart

   James Groombridge

   • 6
   • 0

   • 6
   • 3

   H2H

   • Wed 1/10/2025
   • Reabold Tenns Centre Hardcourt - 3
2. • Quarter final

   1h 16m

   Ethan Bottele

   Karl Da Costa

   W

   David Arianto

   George Turner

   • 6
   • 2

   • 6
   • 3

   H2H

   • Fri 3/10/2025
   • Reabold Tenns Centre Hardcourt - 1
3. • Semi final

   1h 51m

   Chidtahpat Hansakwong

   Lucas Jin

   Ethan Bottele

   Karl Da Costa

   W

   • 5
   • 7

   • 3
   • 6

   H2H

   • Fri 3/10/2025
   • Reabold Tenns Centre Hardcourt - 3

Event: BS U12 JS Division 1

Singles Main Draw

1. • Consolation quarter final

   1h 07m

   Karl Da Costa

   W

   Zander Wilkie

   • 6
   • 1

   • 6
   • 1

   H2H

   • Thu 2/10/2025
   • Reabold Tenns Centre Hardcourt - 5
2. • Consolation semi final

   55m

   Bay Mulligan

   Karl Da Costa

   W

   • 1
   • 6

   • 1
   • 6

   H2H

   • Fri 3/10/2025
   • Reabold Tenns Centre Hardcourt - 7
3. • Round of 16

   1h 54m

   Karl Da Costa

   L

   Brendan Chan

   • 3
   • 6

   • 4
   • 6

   H2H

   • Wed 1/10/2025
   • Reabold Tenns Centre Hardcourt - 3

2025 J125 CBC Green Mt Lawley Junior Hardcourt Classic

Mt Lawley Tennis Club | Inglewood 5/07/2025 to 9/07/2025

• Junior
• Junior

Event: BD U12 JS

Doubles Main Draw

1. • Round of 16

   Bye

   Karl Da Costa

   Matias Romay

   W

   • Mt. Lawley Tennis Club
2. • Quarter final

   54m

   Shafin Asif

   Maxim Ishchenko

   Karl Da Costa

   Matias Romay

   W

   • 3
   • 4

   • 1
   • 4

   H2H

   • Wed 9/07/2025
   • Mt Lawley Hard - H23
3. • Semi final

   53m

   Karl Da Costa

   Matias Romay

   L

   Thomas Hocking

   Zechary Huang

   • 1
   • 4

   • 3
   • 4

   H2H

   • Wed 9/07/2025
   • Mt Lawley Hard - H20

Event: BS U12 JS G1

Singles Main Draw

1. • Consolation quarter final

   George Turner

   Not played

   Karl Da Costa

   Not played

   H2H

   • Wed 9/07/2025
   • Mt Lawley Grass
2. • Round of 16

   1h 45m

   Karl Da Costa

   W

   Aleksander Mamistvalov

   • 4
   • 6

   • 6
   • 2

   • 10
   • 6

   H2H

   • Sat 5/07/2025
   • Mt Lawley Hard - H17
3. • Quarter final

   5h 13m

   Dietmar Swart

   Karl Da Costa

   L

   • 6
   • 2

   • 6
   • 0

   H2H

   • Sun 6/07/2025
   • Mt Lawley Hard - H17

2025 J250 J125 CBC Green Preston Street IGA Hensman Junior

Hensman Park Tennis Club | South Perth 22/04/2025 to 26/04/2025

• Junior
• Junior

Event: BS U12 PS

Singles Main Draw

1. • Round of 16

   56m

   Zander WILKIE

   Karl DA COSTA

   W

   • 2
   • 6

   • 3
   • 6

   H2H

   • Tue 22/04/2025
   • Hensman Park TC Hardcourt - 07
2. • Quarter final

   1h 21m

   Lucas JIN

   Karl DA COSTA

   L

   • 6
   • 1

   • 6
   • 4

   H2H

   • Wed 23/04/2025
   • Hensman Park TC Hardcourt - 02
3. • 5th/8th place

   1h 31m

   Karl DA COSTA

   L

   Aagam KUNWAR

   • 3
   • 6

   • 5
   • 7

   H2H

   • Fri 25/04/2025
   • Hensman Park TC Hardcourt - 07
4. • 7th/8th place

   1h 08m

   Karl DA COSTA

   W

   Mark WORTHINGTON

   • 6
   • 3

   • 6
   • 3

   H2H

   • Sat 26/04/2025
   • Hensman Park TC Hardcourt - 04

2025 J125 CBC Green Stuart Aubrey North Beach Junior Classic

North Beach Tennis Club | North Beach 14/04/2025 to 16/04/2025

• Junior
• Junior

Event: BS U12 JS Tier 1

Singles Main Draw

1. • Round of 16

   Zechary HUANG

   Karl DA COSTA

   L

   • 6
   • 2

   • 6
   • 3

   H2H

   • Mon 14/04/2025
   • North Beach TC Grasscourt
2. • 9th/16th place

   Karl DA COSTA

   W

   Liam CARMAN

   Walkover

   H2H

   • Tue 15/04/2025
   • North Beach TC Grasscourt
3. • 9th/12th place

   1h 15m

   Leo MULLAY

   Karl DA COSTA

   W

   • 0
   • 6

   • 3
   • 6

   H2H

   • Tue 15/04/2025
   • North Beach TC Grasscourt - 11
4. • 9th/10th place

   1h 20m

   Karl DA COSTA

   L

   Brendan CHAN

   • 1
   • 6

   • 3
   • 6

   H2H

   • Wed 16/04/2025
   • North Beach TC Grasscourt - 10

2025 J250 J125 CBC Green South Perth Head Junior Grasscourt

South Perth Tennis Club | Como 13/01/2025 to 16/01/2025

• Junior
• Junior

Event: BS U12 PS

Singles Main Draw

1. • Round of 16

   1h 08m

   Karl DA COSTA

   W

   Lachlan VERHEYEN

   • 6
   • 0

   • 6
   • 1

   H2H

   • Mon 13/01/2025
   • South Perth Hard - 21H
2. • Quarter final

   1h 21m

   Shayan ASIF

   Karl DA COSTA

   L

   • 6
   • 0

   • 6
   • 2

   H2H

   • Mon 13/01/2025
   • South Perth Hard - 16H
3. • 5th/8th place

   1h 19m

   Lucas MCKENZIE

   Karl DA COSTA

   L

   • 6
   • 1

   • 6
   • 4

   H2H

   • Tue 14/01/2025
   • South Perth Hard - 13H
4. • 7th/8th place

   1h 16m

   Karl DA COSTA

   L

   Lucas JIN

   • 2
   • 6

   • 2
   • 6

   H2H

   • Wed 15/01/2025
   • South Perth Hard - 21H

2025 J125 CBC Green Applecross Head Junior Open

Applecross Tennis Club | Applecross 8/01/2025 to 11/01/2025

• Junior
• Junior

Event: BS U12 JS G1

Singles Main Draw

1. • Round of 16

   1h 19m

   Karl DA COSTA

   L

   Jude KRETZMANN

   • 0
   • 6

   • 1
   • 6

   H2H

   • Wed 8/01/2025
   • Applecross Grass - 04
2. • 9th/16th place

   1h 34m

   Karl DA COSTA

   L

   Sean WORTHINGTON

   • 4
   • 6

   • 4
   • 6

   H2H

   • Thu 9/01/2025
   • Applecross Grass - 01
3. • 13th/16th place

   1h 03m

   Ayaan MALANEY

   Karl DA COSTA

   L

   • 6
   • 0

   • 6
   • 3

   H2H

   • Thu 9/01/2025
   • Applecross Grass - 08
4. • 15th/16th place

   Liam CARMAN

   Walkover

   Karl DA COSTA

   W

   H2H

   • Applecross Tennis Club