TopBJJ Index Youth

TopBJJ Index

Search TopBJJ Index
Language selector
Menu

Calculation details

Rating breakdown for the past 12 months

Close

See the published month-end rating and the rating-eligible matches added in each month. Open a month for details.

August 2026 No new matches Change -2 Rating 1,575

Rating-period composition

Rating matches
68 0
Record
49–19 Previous month 49–19
Opponents
37 0
Events
15 0

No matches were added or left the period. The change comes from the monthly revaluation of opponents across the full network.

July 2026 No new matches Change +1 Rating 1,577

Rating-period composition

Rating matches
68 0
Record
49–19 Previous month 49–19
Opponents
37 0
Events
15 0

No matches were added or left the period. The change comes from the monthly revaluation of opponents across the full network.

June 2026 5 new matches Change 0 Rating 1,576

Rating-period composition

Rating matches
68 +5
Record
49–19 Previous month 45–18
Opponents
37 +2
Events
15 +1

New rating matches

This is a current what-if estimate: roughly how much the current rating changes when this match is omitted. These values cannot be added and therefore do not together explain the monthly change.
Loss
June 13, 2026 Alec Besems
2026 AGF Antwerp Championships No Gi Kids / Mixed / Pre Teen (10 - 11 yrs) / Gray / Feather III (Up to 38.60 kg)
Method Points 03:00 5–14
Marginal influence -4
Win
June 13, 2026 Isa Hussain
2026 AGF Antwerp Championships No Gi Kids / Mixed / Pre Teen (10 - 11 yrs) / Gray / Feather III (Up to 38.60 kg)
Method Points 03:00 2–1
Marginal influence +4
Win
June 13, 2026 Anna-Linn De Jaeger
2026 AGF Antwerp Championships Gi Kids Challenger / Girls / Regular Challenger / Feather III (Up to 38.60 kg)
Method Submission 00:30 0–1
Marginal influence +1
Win
June 13, 2026 Anna-Linn De Jaeger
2026 AGF Antwerp Championships Gi Kids / Girls / Pre Teen (10 - 11 yrs) / Gray / Feather III (Up to 38.60 kg)
Method Submission 00:33 0–1
Marginal influence +1
Win
June 13, 2026 Anna-Linn De Jaeger
2026 AGF Antwerp Championships Gi Kids / Girls / Pre Teen (10 - 11 yrs) / Gray / Feather III (Up to 38.60 kg)
Method Submission 00:57 6–3
Marginal influence +1
May 2026 13 new matches · 2 left period Change +38 Rating 1,576

Rating-period composition

Rating matches
63 +11
Record
45–18 Previous month 35–17
Opponents
35 +5
Events
14 +2

2 older matches left the 12-month period: 1 won and 1 lost. The rating is then recalculated across the full network, so the monthly change is not a sum of separate deductions.

New rating matches

This is a current what-if estimate: roughly how much the current rating changes when this match is omitted. These values cannot be added and therefore do not together explain the monthly change.
Loss
May 23, 2026 Yelyzaveta Lemish
NAGA Germany Grappling Championship Children Gi (Female) / Intermediate / 35 - 39.9 / 10-11 years
Method Points 03:00 0–2
Marginal influence -6
Win
May 23, 2026 Yunah Aguilar
NAGA Germany Grappling Championship Children Gi (Female) / Intermediate / 35 - 39.9 / 10-11 years
Method Submission 01:34 6–0
Marginal influence +4
Win
May 23, 2026 Maija Larson
NAGA Germany Grappling Championship Children No-Gi (Female) / Intermediate / 35- 39.9 / 10-11 years
Method Submission 00:41 0–0
Marginal influence +4
Win
May 23, 2026 Yelyzaveta Lemish
NAGA Germany Grappling Championship Children No-Gi (Female) / Intermediate / 35- 39.9 / 10-11 years
Method Submission 02:41 1–0
Marginal influence +4
Win
May 10, 2026 Julya Covyn
2026 AGF Belgium Championships Gi Kids / Girls / Pre Teen (10 - 11 yrs) / Gray / Feather III (Up to 38.60 kg)
Method Submission 00:34 6–1
Marginal influence +2
Win
May 10, 2026 Julya Covyn
2026 AGF Belgium Championships Gi Kids / Girls / Pre Teen (10 - 11 yrs) / Gray / Feather III (Up to 38.60 kg)
Method Submission 00:07 0–0
Marginal influence +2
Win
May 10, 2026 Julya Covyn
2026 AGF Belgium Championships No Gi Kids / Girls / Pre Teen (10 - 11 yrs) / Gray / Feather III (Up to 38.60 kg)
Method Submission 00:17 0–1
Marginal influence +2
Win
May 10, 2026 Julya Covyn
2026 AGF Belgium Championships No Gi Kids / Girls / Pre Teen (10 - 11 yrs) / Gray / Feather III (Up to 38.60 kg)
Method Submission 00:18 0–1
Marginal influence +2
Win
May 2, 2026 Mia Casapu
2026 AGF Saarbrucken Championships No Gi Kids / Girls / Pre Teen (10 - 11 yrs) / Gray / Feather III (Up to 38.60 kg)
Method Submission 00:41 9–0
Marginal influence +2
Win
May 2, 2026 Mia Casapu
2026 AGF Saarbrucken Championships No Gi Kids / Girls / Pre Teen (10 - 11 yrs) / Gray / Feather III (Up to 38.60 kg)
Method Submission 00:16 0–1
Marginal influence +2
Loss
May 2, 2026 Sofia Sarvari
2026 AGF Saarbrucken Championships Gi Kids Challenger / Girls / Regular Challenger / Light I (Up to 43.10 kg)
Method Points 03:00 1–21
Marginal influence -3
Win
May 2, 2026 Mia Casapu
2026 AGF Saarbrucken Championships Gi Kids / Girls / Pre Teen (10 - 11 yrs) / Gray / Feather III (Up to 38.60 kg)
Method Submission 01:11 12–2
Marginal influence +2
Win
May 2, 2026 Mia Casapu
2026 AGF Saarbrucken Championships Gi Kids / Girls / Pre Teen (10 - 11 yrs) / Gray / Feather III (Up to 38.60 kg)
Method Submission 00:14 0–1
Marginal influence +2
April 2026 10 new matches Change -16 Rating 1,538

Rating-period composition

Rating matches
52 +10
Record
35–17 Previous month 31–11
Opponents
30 +2
Events
12 +2

New rating matches

This is a current what-if estimate: roughly how much the current rating changes when this match is omitted. These values cannot be added and therefore do not together explain the monthly change.
Win
April 26, 2026 Timea Simion
NAGA Brussels Grappling Championship Children Gi (Female) / Beginner / 35 - 39.9 / 10-11 years
Method Submission 00:14 2–0
Marginal influence +2
Win
April 26, 2026 Timea Simion
NAGA Brussels Grappling Championship Children Gi (Female) / Beginner / 35 - 39.9 / 10-11 years
Method Submission 00:38 0–0
Marginal influence +2
Win
April 26, 2026 Timea Simion
NAGA Brussels Grappling Championship Children No-Gi (Female) / Beginner / 35- 39.9 / 10-11 years
Method Submission 00:44 2–0
Marginal influence +1
Win
April 26, 2026 Timea Simion
NAGA Brussels Grappling Championship Children No-Gi (Female) / Beginner / 35- 39.9 / 10-11 years
Method Submission 00:13 0–0
Marginal influence +1
Loss
April 18, 2026 Khabiba Manucheva
2026 AGF Netherlands Championships No Gi Kids Challenger / Girls / Regular Challenger / Feather III (Up to 38.60 kg)
Method Submission 02:39 0–6
Marginal influence -5
Loss
April 18, 2026 Khabiba Manucheva
2026 AGF Netherlands Championships No Gi Kids / Girls / Juniors (12 - 13 yrs) / Gray / Feather III (Up to 38.60 kg)
Method Submission 00:59 0–0
Marginal influence -5
Loss
April 18, 2026 Khabiba Manucheva
2026 AGF Netherlands Championships No Gi Kids / Girls / Juniors (12 - 13 yrs) / Gray / Feather III (Up to 38.60 kg)
Method Submission 01:51 1–3
Marginal influence -5
Loss
April 18, 2026 Khabiba Manucheva
2026 AGF Netherlands Championships Gi Kids Challenger / Girls / Regular Challenger / Feather III (Up to 38.60 kg)
Method Points 03:00 0–2
Marginal influence -4
Loss
April 18, 2026 Khabiba Manucheva
2026 AGF Netherlands Championships Gi Kids / Girls / Juniors (12 - 13 yrs) / Gray / Feather III (Up to 38.60 kg)
Method Points 03:00 0–1
Marginal influence -4
Loss
April 18, 2026 Khabiba Manucheva
2026 AGF Netherlands Championships Gi Kids / Girls / Juniors (12 - 13 yrs) / Gray / Feather III (Up to 38.60 kg)
Method Points 03:00 0–1
Marginal influence -4
March 2026 8 new matches Change +41 Rating 1,554

Rating-period composition

Rating matches
42 +8
Record
31–11 Previous month 24–10
Opponents
28 +3
Events
10 +2

New rating matches

This is a current what-if estimate: roughly how much the current rating changes when this match is omitted. These values cannot be added and therefore do not together explain the monthly change.
Win
March 28, 2026 Mila Mels
International Veluwe Open Jiu Jitsu Championship 2026 GI & NO-GI Kids No-GI / 10 - 12 years boys / White & Grey & Orange / -38 kg & -42 kg
Method Points 03:00 7–2
Marginal influence +2
Win
March 28, 2026 Gray Labrenz
International Veluwe Open Jiu Jitsu Championship 2026 GI & NO-GI Kids GI / 10 - 12 Girls / White & Grey & Yellow & Orange / -38 kg
Method Points 03:00 8–2
Marginal influence +3
Win
March 28, 2026 Una Stausberg
International Veluwe Open Jiu Jitsu Championship 2026 GI & NO-GI Kids GI / 10 - 12 Girls / White & Grey & Yellow & Orange / -38 kg
Method Submission 01:32 0–0
Marginal influence +5
Win
March 28, 2026 Lisa Völkers
International Veluwe Open Jiu Jitsu Championship 2026 GI & NO-GI Kids GI / 10 - 12 Girls / White & Grey & Yellow & Orange / -38 kg
Method Submission 00:26 0–0
Marginal influence +5
Loss
March 1, 2026 Noya De Levie
Grappling Industries AMSTERDAM Gi Kids / 10 - 11 years / Grey / -95 lbs
Method Points 03:00 0–6
Marginal influence -6
Win
Grappling Industries AMSTERDAM Gi Kids / 10 - 11 years / Grey / -95 lbs
Method Submission 00:20 0–0
Marginal influence +2
Win
March 1, 2026 Noya De Levie
Grappling Industries AMSTERDAM No Gi Kids / 10 - 11 years / Intermediate (Grey) / -95 lbs
Method Submission 00:33 0–0
Marginal influence +2
Win
March 1, 2026 Noya De Levie
Grappling Industries AMSTERDAM No Gi Kids / 10 - 11 years / Intermediate (Grey) / -95 lbs
Method Submission 00:13 0–0
Marginal influence +2
February 2026 8 new matches Change +33 Rating 1,513

Rating-period composition

Rating matches
34 +8
Record
24–10 Previous month 18–8
Opponents
25 +5
Events
8 +2

New rating matches

This is a current what-if estimate: roughly how much the current rating changes when this match is omitted. These values cannot be added and therefore do not together explain the monthly change.
Loss
February 22, 2026 Alec Besems
GrappleCity: Rotterdam Spring Open Kids Gi / Grey / Kids 10-11 years / -40kg
Method Submission 02:44 0–21
Marginal influence -6
Win
February 22, 2026 Maximus Lee
GrappleCity: Rotterdam Spring Open Kids Gi / Grey / Kids 10-11 years / -40kg
Method Submission 00:15 0–0
Marginal influence +4
Win
February 22, 2026 Oaken Van Den Broek
GrappleCity: Rotterdam Spring Open Kids Gi / Grey / Kids 10-11 years / -40kg
Method Submission 00:11 0–0
Marginal influence +3
Loss
February 22, 2026 Felicia Rüter
GrappleCity: Rotterdam Spring Open Kids NoGi / Grey / Kids 10-11 years / -40kg
Method Submission 01:16 0–0
Marginal influence -5
Win
February 22, 2026 Noya De Levie
GrappleCity: Rotterdam Spring Open Kids NoGi / Grey / Kids 10-11 years / -40kg
Method Submission 00:35 0–0
Marginal influence +2
Win
February 22, 2026 Resa Van Eendenburg
GrappleCity: Rotterdam Spring Open Kids NoGi / Grey / Kids 10-11 years / -40kg
Method Submission 00:08 0–0
Marginal influence +2
Win
February 1, 2026 Mira EKINCI
GrappleCity: Essen Winter Open Kids NoGi / White / Kids 10-11 years / -40kg
Method Submission 00:19 0–0
Marginal influence +3
Win
February 1, 2026 Rhea Alexandris
GrappleCity: Essen Winter Open Kids NoGi / White / Kids 10-11 years / -40kg
Method Submission 00:19 0–0
Marginal influence +2
January 2026 6 new matches Change +53 Rating 1,480

Rating-period composition

Rating matches
26 +6
Record
18–8 Previous month 13–7
Opponents
20 +5
Events
6 +1

New rating matches

This is a current what-if estimate: roughly how much the current rating changes when this match is omitted. These values cannot be added and therefore do not together explain the monthly change.
Win
January 24, 2026 Nouri Enckels
2026 AGF Brugge Championships Gi Kids / Mixed / Pre Teen (10 - 11 yrs) / White / Feather III (Up to 38.60 kg)
Method Submission 00:19 0–0
Marginal influence +3
Win
January 24, 2026 Mansur Inalkayev
2026 AGF Brugge Championships Gi Kids / Mixed / Pre Teen (10 - 11 yrs) / White / Feather III (Up to 38.60 kg)
Method Submission 01:18 1–5
Marginal influence +6
Loss
January 24, 2026 Luca CIOARA
2026 AGF Brugge Championships No Gi Kids / Mixed / Pre Teen (10 - 11 yrs) / Gray / Feather III (Up to 38.60 kg)
Method Points 03:00 0–9
Marginal influence -6
Win
January 24, 2026 Alec Besems
2026 AGF Brugge Championships No Gi Kids / Mixed / Pre Teen (10 - 11 yrs) / Gray / Feather III (Up to 38.60 kg)
Method Submission 02:13 1–6
Marginal influence +4
Win
January 24, 2026 Nastya Tavitkian
2026 AGF Brugge Championships No Gi Kids Challenger / Girls / White Challenger / Feather III (Up to 38.60 kg)
Method Submission 00:35 0–0
Marginal influence +2
Win
January 24, 2026 Nastya Tavitkian
2026 AGF Brugge Championships Gi Kids Challenger / Girls / White Challenger / Feather III (Up to 38.60 kg)
Method Submission 01:56 4–5
Marginal influence +4
December 2025 No new matches Change 0 Rating 1,427

Rating-period composition

Rating matches
20 0
Record
13–7 Previous month 13–7
Opponents
15 0
Events
5 0

No matches were added or left the period. The change comes from the monthly revaluation of opponents across the full network.

November 2025 9 new matches Change +74 Rating 1,427

Rating-period composition

Rating matches
20 +9
Record
13–7 Previous month 6–5
Opponents
15 +7
Events
5 +2

New rating matches

This is a current what-if estimate: roughly how much the current rating changes when this match is omitted. These values cannot be added and therefore do not together explain the monthly change.
Win
November 22, 2025 Nero Winkels
2025 AGF Amsterdam Open Gi Kids / Mixed / Pre Teen (10 - 11 yrs) / White / Feather III (Up to 38.60 kg)
Method Submission 00:12 0–0
Marginal influence +3
Win
November 22, 2025 Blanca Winkels
2025 AGF Amsterdam Open Gi Kids / Mixed / Pre Teen (10 - 11 yrs) / White / Feather III (Up to 38.60 kg)
Method Submission 00:36 0–0
Marginal influence +4
Win
November 22, 2025 Blanca Winkels
2025 AGF Amsterdam Open No Gi Kids / Girls / Pre Teen (10 - 11 yrs) / White / Feather III (Up to 38.60 kg)
Method Submission 00:42 2–0
Marginal influence +2
Win
November 22, 2025 Blanca Winkels
2025 AGF Amsterdam Open No Gi Kids / Girls / Pre Teen (10 - 11 yrs) / White / Feather III (Up to 38.60 kg)
Method Submission 00:23 2–0
Marginal influence +2
Win
November 9, 2025 Rico Mulder
GrappleCity: Rotterdam Winter Open Kids NoGi / White / Kids 10-11 years / -35kg
Method Submission 0–0
Marginal influence +2
Loss
November 9, 2025 Rico Olie
GrappleCity: Rotterdam Winter Open Kids NoGi / White / Kids 10-11 years / -35kg
Method Submission 00:59 0–0
Marginal influence -8
Loss
November 9, 2025 Elise Plak
GrappleCity: Rotterdam Winter Open Kids Gi / White / Kids 10-11 years / -40kg
Method Submission 01:03 0–0
Marginal influence -7
Win
November 9, 2025 Caelum Mechti
GrappleCity: Rotterdam Winter Open Kids Gi / White / Kids 10-11 years / -40kg
Method Submission 0–0
Marginal influence +4
Win
November 9, 2025 Catarina Perrucho
GrappleCity: Rotterdam Winter Open Kids Gi / White / Kids 10-11 years / -40kg
Method Submission 01:37 0–2
Marginal influence +3
October 2025 9 new matches Change +165 Rating 1,353

Rating-period composition

Rating matches
11 +9
Record
6–5 Previous month 1–1
Opponents
8 +6
Events
3 +2

New rating matches

This is a current what-if estimate: roughly how much the current rating changes when this match is omitted. These values cannot be added and therefore do not together explain the monthly change.
Win
October 25, 2025 Eloise Van Ramshorst
Lion Cub Jiu Jitsu Competition 5 Girls GI / 10 & 11 years old (DAY 1: Saturday) / White & Grey belt / -38 & -42 & -46 kg
Method Submission 00:13 0–0
Marginal influence +2
Loss
October 25, 2025 Felicia Rüter
Lion Cub Jiu Jitsu Competition 5 Girls GI / 10 & 11 years old (DAY 1: Saturday) / White & Grey belt / -38 & -42 & -46 kg
Method Submission 00:27 2–0
Marginal influence -7
Loss
October 25, 2025 Noya De Levie
Lion Cub Jiu Jitsu Competition 5 Girls GI / 10 & 11 years old (DAY 1: Saturday) / White & Grey belt / -38 & -42 & -46 kg
Method Points 03:00 0–13
Marginal influence -5
Win
October 25, 2025 Reza Van Dun
Lion Cub Jiu Jitsu Competition 5 Girls GI / 10 & 11 years old (DAY 1: Saturday) / White & Grey belt / -38 & -42 & -46 kg
Method Submission 00:58 0–0
Marginal influence +6
Win
October 25, 2025 Felicia Rüter
Lion Cub Jiu Jitsu Competition 5 Girls NO-GI / 10 & 11 years old (DAY 1: Saturday) / White & Grey belt / -30 & -34 & -38 kg
Method Submission 00:32 0–0
Marginal influence +3
Loss
October 25, 2025 Yuna Van Der Bom
Lion Cub Jiu Jitsu Competition 5 Girls NO-GI / 10 & 11 years old (DAY 1: Saturday) / White & Grey belt / -30 & -34 & -38 kg
Method Points 03:00 2–6
Marginal influence -8
Loss
October 25, 2025 Lisa Völkers
Lion Cub Jiu Jitsu Competition 5 Girls NO-GI / 10 & 11 years old (DAY 1: Saturday) / White & Grey belt / -30 & -34 & -38 kg
Method Points 03:00 0–2
Marginal influence -6
Win
October 18, 2025 Mila Mels
2025 NO GI International Veluwe Open Jiu Jitsu Championship Kids No-gi / 10 - 11 years girls / White / -34 & -38 kg
Method Submission 00:25 0–0
Marginal influence +2
Win
October 18, 2025 Lisa Völkers
2025 NO GI International Veluwe Open Jiu Jitsu Championship Kids No-gi / 10 - 11 years girls / White / -34 & -38 kg
Method Submission 00:19 0–0
Marginal influence +3
September 2025 No new matches Change -9 Rating 1,188

Rating-period composition

Rating matches
2 0
Record
1–1 Previous month 1–1
Opponents
2 0
Events
1 0

No matches were added or left the period. The change comes from the monthly revaluation of opponents across the full network.

Relevant matches
44.4
Official ranking percentile
Top 3%
Performance
8.0 pp above expectation

44.4 weighted matches against 37 different opponents across 15 events

Weighted win rate
73.8%
Expected win rate
65.8%
Average opponent rating
1,357
Repeated-opponent share
45.6%
Network connectivity
80.9%